Home / 151,979.90-228,358.65-134,872.70

Finding the Fourth Proportional to 151,979.90, 228,358.65 and 134,872.70

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Solution

The fourth proportional to 151,979.90, 228,358.65 and 134,872.70 is: 202,654.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,979.90 : 228,358.65 = 134,872.70 : x
  2. Step 2: Convert to fraction form
    151,979.90/228,358.65 = 134,872.70/x
  3. Step 3: Cross multiply
    151,979.90x = 228,358.65 × 134,872.70
  4. Step 4: Simplify right side
    151,979.90x = 30,799,347,693.86
  5. Step 5: Solve for x
    x = 30,799,347,693.86/151,979.90
  6. Step 6: Final answer
    x = 202,654.09

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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.