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Finding the Fourth Proportional to 91,182.52, 125,852.82 and 59,295.88

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Solution

The fourth proportional to 91,182.52, 125,852.82 and 59,295.88 is: 81,841.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,182.52 : 125,852.82 = 59,295.88 : x
  2. Step 2: Convert to fraction form
    91,182.52/125,852.82 = 59,295.88/x
  3. Step 3: Cross multiply
    91,182.52x = 125,852.82 × 59,295.88
  4. Step 4: Simplify right side
    91,182.52x = 7,462,553,712.38
  5. Step 5: Solve for x
    x = 7,462,553,712.38/91,182.52
  6. Step 6: Final answer
    x = 81,841.93

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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.