Home / 175,904-263,856-77,408

Finding the Fourth Proportional to 175,904, 263,856 and 77,408

Calculator

Solution

The fourth proportional to 175,904, 263,856 and 77,408 is: 116,112

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,904 : 263,856 = 77,408 : x
  2. Step 2: Convert to fraction form
    175,904/263,856 = 77,408/x
  3. Step 3: Cross multiply
    175,904x = 263,856 × 77,408
  4. Step 4: Simplify right side
    175,904x = 20,424,565,248
  5. Step 5: Solve for x
    x = 20,424,565,248/175,904
  6. Step 6: Final answer
    x = 116,112

Related Problems

Find fourth proportional to 87,952, 131,928 and 38,704
Half scale
Find fourth proportional to 351,808, 527,712 and 154,816
Double scale
Find fourth proportional to 175,905, 263,857.50 and 77,409
Similar ratio
Find fourth proportional to 263,856, 395,784 and 116,112
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.