Home / 172,848-259,272-56,112

Finding the Fourth Proportional to 172,848, 259,272 and 56,112

Calculator

Solution

The fourth proportional to 172,848, 259,272 and 56,112 is: 84,168

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,848 : 259,272 = 56,112 : x
  2. Step 2: Convert to fraction form
    172,848/259,272 = 56,112/x
  3. Step 3: Cross multiply
    172,848x = 259,272 × 56,112
  4. Step 4: Simplify right side
    172,848x = 14,548,270,464
  5. Step 5: Solve for x
    x = 14,548,270,464/172,848
  6. Step 6: Final answer
    x = 84,168

Related Problems

Find fourth proportional to 86,424, 129,636 and 28,056
Half scale
Find fourth proportional to 345,696, 518,544 and 112,224
Double scale
Find fourth proportional to 172,849, 259,273.50 and 56,113
Similar ratio
Find fourth proportional to 259,272, 388,908 and 84,168
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.