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Finding the Fourth Proportional to 159,088.61, 238,310.63 and 73,577.97

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Solution

The fourth proportional to 159,088.61, 238,310.63 and 73,577.97 is: 110,217.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,088.61 : 238,310.63 = 73,577.97 : x
  2. Step 2: Convert to fraction form
    159,088.61/238,310.63 = 73,577.97/x
  3. Step 3: Cross multiply
    159,088.61x = 238,310.63 × 73,577.97
  4. Step 4: Simplify right side
    159,088.61x = 17,534,412,499.79
  5. Step 5: Solve for x
    x = 17,534,412,499.79/159,088.61
  6. Step 6: Final answer
    x = 110,217.90

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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.