Home / 151,331.40-226,997.10-135,001.80

Finding the Fourth Proportional to 151,331.40, 226,997.10 and 135,001.80

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Solution

The fourth proportional to 151,331.40, 226,997.10 and 135,001.80 is: 202,502.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,331.40 : 226,997.10 = 135,001.80 : x
  2. Step 2: Convert to fraction form
    151,331.40/226,997.10 = 135,001.80/x
  3. Step 3: Cross multiply
    151,331.40x = 226,997.10 × 135,001.80
  4. Step 4: Simplify right side
    151,331.40x = 30,645,017,094.78
  5. Step 5: Solve for x
    x = 30,645,017,094.78/151,331.40
  6. Step 6: Final answer
    x = 202,502.70

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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.