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Finding the Fourth Proportional to 59,253.66, 88,787.07 and 21,762

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Solution

The fourth proportional to 59,253.66, 88,787.07 and 21,762 is: 32,608.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,253.66 : 88,787.07 = 21,762 : x
  2. Step 2: Convert to fraction form
    59,253.66/88,787.07 = 21,762/x
  3. Step 3: Cross multiply
    59,253.66x = 88,787.07 × 21,762
  4. Step 4: Simplify right side
    59,253.66x = 1,932,184,217.34
  5. Step 5: Solve for x
    x = 1,932,184,217.34/59,253.66
  6. Step 6: Final answer
    x = 32,608.69

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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.