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Finding the Fourth Proportional to 181,662.39, 272,526.17 and 75,046.35

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Solution

The fourth proportional to 181,662.39, 272,526.17 and 75,046.35 is: 112,582.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,662.39 : 272,526.17 = 75,046.35 : x
  2. Step 2: Convert to fraction form
    181,662.39/272,526.17 = 75,046.35/x
  3. Step 3: Cross multiply
    181,662.39x = 272,526.17 × 75,046.35
  4. Step 4: Simplify right side
    181,662.39x = 20,452,093,962.75
  5. Step 5: Solve for x
    x = 20,452,093,962.75/181,662.39
  6. Step 6: Final answer
    x = 112,582.98

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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.