Home / 151,420.64-227,171.92-57,929.44

Finding the Fourth Proportional to 151,420.64, 227,171.92 and 57,929.44

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Solution

The fourth proportional to 151,420.64, 227,171.92 and 57,929.44 is: 86,909.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,420.64 : 227,171.92 = 57,929.44 : x
  2. Step 2: Convert to fraction form
    151,420.64/227,171.92 = 57,929.44/x
  3. Step 3: Cross multiply
    151,420.64x = 227,171.92 × 57,929.44
  4. Step 4: Simplify right side
    151,420.64x = 13,159,942,109.32
  5. Step 5: Solve for x
    x = 13,159,942,109.32/151,420.64
  6. Step 6: Final answer
    x = 86,909.83

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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.