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Finding the Fourth Proportional to 59,608.01, 89,388.54 and 21,648.31

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Solution

The fourth proportional to 59,608.01, 89,388.54 and 21,648.31 is: 32,463.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,608.01 : 89,388.54 = 21,648.31 : x
  2. Step 2: Convert to fraction form
    59,608.01/89,388.54 = 21,648.31/x
  3. Step 3: Cross multiply
    59,608.01x = 89,388.54 × 21,648.31
  4. Step 4: Simplify right side
    59,608.01x = 1,935,110,600.90
  5. Step 5: Solve for x
    x = 1,935,110,600.90/59,608.01
  6. Step 6: Final answer
    x = 32,463.93

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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.