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Finding the Fourth Proportional to 58,843.92, 88,242.52 and 21,383.56

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Solution

The fourth proportional to 58,843.92, 88,242.52 and 21,383.56 is: 32,066.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,843.92 : 88,242.52 = 21,383.56 : x
  2. Step 2: Convert to fraction form
    58,843.92/88,242.52 = 21,383.56/x
  3. Step 3: Cross multiply
    58,843.92x = 88,242.52 × 21,383.56
  4. Step 4: Simplify right side
    58,843.92x = 1,886,939,220.97
  5. Step 5: Solve for x
    x = 1,886,939,220.97/58,843.92
  6. Step 6: Final answer
    x = 32,066.85

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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.