Home / 151,987.29-227,984.85-72,006.54

Finding the Fourth Proportional to 151,987.29, 227,984.85 and 72,006.54

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Solution

The fourth proportional to 151,987.29, 227,984.85 and 72,006.54 is: 108,011.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,987.29 : 227,984.85 = 72,006.54 : x
  2. Step 2: Convert to fraction form
    151,987.29/227,984.85 = 72,006.54/x
  3. Step 3: Cross multiply
    151,987.29x = 227,984.85 × 72,006.54
  4. Step 4: Simplify right side
    151,987.29x = 16,416,400,220.92
  5. Step 5: Solve for x
    x = 16,416,400,220.92/151,987.29
  6. Step 6: Final answer
    x = 108,011.66

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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.