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Finding the Fourth Proportional to 59,302.47, 88,939.80 and 17,171.28

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Solution

The fourth proportional to 59,302.47, 88,939.80 and 17,171.28 is: 25,752.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,302.47 : 88,939.80 = 17,171.28 : x
  2. Step 2: Convert to fraction form
    59,302.47/88,939.80 = 17,171.28/x
  3. Step 3: Cross multiply
    59,302.47x = 88,939.80 × 17,171.28
  4. Step 4: Simplify right side
    59,302.47x = 1,527,210,208.94
  5. Step 5: Solve for x
    x = 1,527,210,208.94/59,302.47
  6. Step 6: Final answer
    x = 25,752.89

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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.