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Finding the Fourth Proportional to 59,897.71, 82,662.93 and 34,747.21

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Solution

The fourth proportional to 59,897.71, 82,662.93 and 34,747.21 is: 47,953.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,897.71 : 82,662.93 = 34,747.21 : x
  2. Step 2: Convert to fraction form
    59,897.71/82,662.93 = 34,747.21/x
  3. Step 3: Cross multiply
    59,897.71x = 82,662.93 × 34,747.21
  4. Step 4: Simplify right side
    59,897.71x = 2,872,305,774.61
  5. Step 5: Solve for x
    x = 2,872,305,774.61/59,897.71
  6. Step 6: Final answer
    x = 47,953.52

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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.