Home / 103,775.40-155,663.10-33,661.80

Finding the Fourth Proportional to 103,775.40, 155,663.10 and 33,661.80

Calculator

Solution

The fourth proportional to 103,775.40, 155,663.10 and 33,661.80 is: 50,492.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,775.40 : 155,663.10 = 33,661.80 : x
  2. Step 2: Convert to fraction form
    103,775.40/155,663.10 = 33,661.80/x
  3. Step 3: Cross multiply
    103,775.40x = 155,663.10 × 33,661.80
  4. Step 4: Simplify right side
    103,775.40x = 5,239,900,139.58
  5. Step 5: Solve for x
    x = 5,239,900,139.58/103,775.40
  6. Step 6: Final answer
    x = 50,492.70

Related Problems

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.