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Finding the Fourth Proportional to 59,881.98, 89,796.99 and 31,795.92

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Solution

The fourth proportional to 59,881.98, 89,796.99 and 31,795.92 is: 47,680.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,881.98 : 89,796.99 = 31,795.92 : x
  2. Step 2: Convert to fraction form
    59,881.98/89,796.99 = 31,795.92/x
  3. Step 3: Cross multiply
    59,881.98x = 89,796.99 × 31,795.92
  4. Step 4: Simplify right side
    59,881.98x = 2,855,177,910.28
  5. Step 5: Solve for x
    x = 2,855,177,910.28/59,881.98
  6. Step 6: Final answer
    x = 47,680.09

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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.