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Finding the Fourth Proportional to 283,073.70, 424,610.55 and 96,085.20

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Solution

The fourth proportional to 283,073.70, 424,610.55 and 96,085.20 is: 144,127.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,073.70 : 424,610.55 = 96,085.20 : x
  2. Step 2: Convert to fraction form
    283,073.70/424,610.55 = 96,085.20/x
  3. Step 3: Cross multiply
    283,073.70x = 424,610.55 × 96,085.20
  4. Step 4: Simplify right side
    283,073.70x = 40,798,789,618.86
  5. Step 5: Solve for x
    x = 40,798,789,618.86/283,073.70
  6. Step 6: Final answer
    x = 144,127.80

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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.