Home / 151,035.90-226,359.45-91,808.70

Finding the Fourth Proportional to 151,035.90, 226,359.45 and 91,808.70

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Solution

The fourth proportional to 151,035.90, 226,359.45 and 91,808.70 is: 137,594.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,035.90 : 226,359.45 = 91,808.70 : x
  2. Step 2: Convert to fraction form
    151,035.90/226,359.45 = 91,808.70/x
  3. Step 3: Cross multiply
    151,035.90x = 226,359.45 × 91,808.70
  4. Step 4: Simplify right side
    151,035.90x = 20,781,766,837.22
  5. Step 5: Solve for x
    x = 20,781,766,837.22/151,035.90
  6. Step 6: Final answer
    x = 137,594.88

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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.