Home / 149,934.20-224,901.30-39,126.20

Finding the Fourth Proportional to 149,934.20, 224,901.30 and 39,126.20

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Solution

The fourth proportional to 149,934.20, 224,901.30 and 39,126.20 is: 58,689.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,934.20 : 224,901.30 = 39,126.20 : x
  2. Step 2: Convert to fraction form
    149,934.20/224,901.30 = 39,126.20/x
  3. Step 3: Cross multiply
    149,934.20x = 224,901.30 × 39,126.20
  4. Step 4: Simplify right side
    149,934.20x = 8,799,533,244.06
  5. Step 5: Solve for x
    x = 8,799,533,244.06/149,934.20
  6. Step 6: Final answer
    x = 58,689.30

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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.