Home / 151,434.38-227,006.96-56,638.86

Finding the Fourth Proportional to 151,434.38, 227,006.96 and 56,638.86

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Solution

The fourth proportional to 151,434.38, 227,006.96 and 56,638.86 is: 84,904.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,434.38 : 227,006.96 = 56,638.86 : x
  2. Step 2: Convert to fraction form
    151,434.38/227,006.96 = 56,638.86/x
  3. Step 3: Cross multiply
    151,434.38x = 227,006.96 × 56,638.86
  4. Step 4: Simplify right side
    151,434.38x = 12,857,415,426.47
  5. Step 5: Solve for x
    x = 12,857,415,426.47/151,434.38
  6. Step 6: Final answer
    x = 84,904.20

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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.