Home / 107,637.38-148,522.76-62,306.48

Finding the Fourth Proportional to 107,637.38, 148,522.76 and 62,306.48

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Solution

The fourth proportional to 107,637.38, 148,522.76 and 62,306.48 is: 85,973.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,637.38 : 148,522.76 = 62,306.48 : x
  2. Step 2: Convert to fraction form
    107,637.38/148,522.76 = 62,306.48/x
  3. Step 3: Cross multiply
    107,637.38x = 148,522.76 × 62,306.48
  4. Step 4: Simplify right side
    107,637.38x = 9,253,930,375.48
  5. Step 5: Solve for x
    x = 9,253,930,375.48/107,637.38
  6. Step 6: Final answer
    x = 85,973.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.