Home / 312,177.04-467,857.28-125,319.76

Finding the Fourth Proportional to 312,177.04, 467,857.28 and 125,319.76

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Solution

The fourth proportional to 312,177.04, 467,857.28 and 125,319.76 is: 187,815.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,177.04 : 467,857.28 = 125,319.76 : x
  2. Step 2: Convert to fraction form
    312,177.04/467,857.28 = 125,319.76/x
  3. Step 3: Cross multiply
    312,177.04x = 467,857.28 × 125,319.76
  4. Step 4: Simplify right side
    312,177.04x = 58,631,762,043.85
  5. Step 5: Solve for x
    x = 58,631,762,043.85/312,177.04
  6. Step 6: Final answer
    x = 187,815.74

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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.