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Finding the Fourth Proportional to 107,329.92, 148,103.28 and 59,585.28

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Solution

The fourth proportional to 107,329.92, 148,103.28 and 59,585.28 is: 82,221.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,329.92 : 148,103.28 = 59,585.28 : x
  2. Step 2: Convert to fraction form
    107,329.92/148,103.28 = 59,585.28/x
  3. Step 3: Cross multiply
    107,329.92x = 148,103.28 × 59,585.28
  4. Step 4: Simplify right side
    107,329.92x = 8,824,775,407.72
  5. Step 5: Solve for x
    x = 8,824,775,407.72/107,329.92
  6. Step 6: Final answer
    x = 82,221.02

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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.