Home / 107,948.43-148,929.57-62,601.39

Finding the Fourth Proportional to 107,948.43, 148,929.57 and 62,601.39

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Solution

The fourth proportional to 107,948.43, 148,929.57 and 62,601.39 is: 86,367.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,948.43 : 148,929.57 = 62,601.39 : x
  2. Step 2: Convert to fraction form
    107,948.43/148,929.57 = 62,601.39/x
  3. Step 3: Cross multiply
    107,948.43x = 148,929.57 × 62,601.39
  4. Step 4: Simplify right side
    107,948.43x = 9,323,198,094.10
  5. Step 5: Solve for x
    x = 9,323,198,094.10/107,948.43
  6. Step 6: Final answer
    x = 86,367.15

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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.