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Finding the Fourth Proportional to 151,657.52, 227,294.91 and 76,796.51

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Solution

The fourth proportional to 151,657.52, 227,294.91 and 76,796.51 is: 115,097.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,657.52 : 227,294.91 = 76,796.51 : x
  2. Step 2: Convert to fraction form
    151,657.52/227,294.91 = 76,796.51/x
  3. Step 3: Cross multiply
    151,657.52x = 227,294.91 × 76,796.51
  4. Step 4: Simplify right side
    151,657.52x = 17,455,454,692.29
  5. Step 5: Solve for x
    x = 17,455,454,692.29/151,657.52
  6. Step 6: Final answer
    x = 115,097.86

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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.