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Finding the Fourth Proportional to 52,965.92, 79,332.24 and 35,353.28

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Solution

The fourth proportional to 52,965.92, 79,332.24 and 35,353.28 is: 52,952.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,965.92 : 79,332.24 = 35,353.28 : x
  2. Step 2: Convert to fraction form
    52,965.92/79,332.24 = 35,353.28/x
  3. Step 3: Cross multiply
    52,965.92x = 79,332.24 × 35,353.28
  4. Step 4: Simplify right side
    52,965.92x = 2,804,654,893.75
  5. Step 5: Solve for x
    x = 2,804,654,893.75/52,965.92
  6. Step 6: Final answer
    x = 52,952.07

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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.