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Finding the Fourth Proportional to 223,489.01, 335,085.54 and 88,463.63

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Solution

The fourth proportional to 223,489.01, 335,085.54 and 88,463.63 is: 132,636.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,489.01 : 335,085.54 = 88,463.63 : x
  2. Step 2: Convert to fraction form
    223,489.01/335,085.54 = 88,463.63/x
  3. Step 3: Cross multiply
    223,489.01x = 335,085.54 × 88,463.63
  4. Step 4: Simplify right side
    223,489.01x = 29,642,881,553.48
  5. Step 5: Solve for x
    x = 29,642,881,553.48/223,489.01
  6. Step 6: Final answer
    x = 132,636.87

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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.