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Finding the Fourth Proportional to 59,091.17, 88,637.04 and 21,654

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Solution

The fourth proportional to 59,091.17, 88,637.04 and 21,654 is: 32,481.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,091.17 : 88,637.04 = 21,654 : x
  2. Step 2: Convert to fraction form
    59,091.17/88,637.04 = 21,654/x
  3. Step 3: Cross multiply
    59,091.17x = 88,637.04 × 21,654
  4. Step 4: Simplify right side
    59,091.17x = 1,919,346,464.16
  5. Step 5: Solve for x
    x = 1,919,346,464.16/59,091.17
  6. Step 6: Final answer
    x = 32,481.11

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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.