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Finding the Fourth Proportional to 58,841.28, 88,349.28 and 57,791.52

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Solution

The fourth proportional to 58,841.28, 88,349.28 and 57,791.52 is: 86,773.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,841.28 : 88,349.28 = 57,791.52 : x
  2. Step 2: Convert to fraction form
    58,841.28/88,349.28 = 57,791.52/x
  3. Step 3: Cross multiply
    58,841.28x = 88,349.28 × 57,791.52
  4. Step 4: Simplify right side
    58,841.28x = 5,105,839,182.11
  5. Step 5: Solve for x
    x = 5,105,839,182.11/58,841.28
  6. Step 6: Final answer
    x = 86,773.08

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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.