Home / 151,834.40-227,890.96-77,006.64

Finding the Fourth Proportional to 151,834.40, 227,890.96 and 77,006.64

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Solution

The fourth proportional to 151,834.40, 227,890.96 and 77,006.64 is: 115,580.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,834.40 : 227,890.96 = 77,006.64 : x
  2. Step 2: Convert to fraction form
    151,834.40/227,890.96 = 77,006.64/x
  3. Step 3: Cross multiply
    151,834.40x = 227,890.96 × 77,006.64
  4. Step 4: Simplify right side
    151,834.40x = 17,549,117,115.97
  5. Step 5: Solve for x
    x = 17,549,117,115.97/151,834.40
  6. Step 6: Final answer
    x = 115,580.64

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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.