Home / 149,471.10-224,337.87-82,986.30

Finding the Fourth Proportional to 149,471.10, 224,337.87 and 82,986.30

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Solution

The fourth proportional to 149,471.10, 224,337.87 and 82,986.30 is: 124,552.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,471.10 : 224,337.87 = 82,986.30 : x
  2. Step 2: Convert to fraction form
    149,471.10/224,337.87 = 82,986.30/x
  3. Step 3: Cross multiply
    149,471.10x = 224,337.87 × 82,986.30
  4. Step 4: Simplify right side
    149,471.10x = 18,616,969,781.18
  5. Step 5: Solve for x
    x = 18,616,969,781.18/149,471.10
  6. Step 6: Final answer
    x = 124,552.30

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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.