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Finding the Fourth Proportional to 224,757.79, 310,176.82 and 127,963.56

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Solution

The fourth proportional to 224,757.79, 310,176.82 and 127,963.56 is: 176,596.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,757.79 : 310,176.82 = 127,963.56 : x
  2. Step 2: Convert to fraction form
    224,757.79/310,176.82 = 127,963.56/x
  3. Step 3: Cross multiply
    224,757.79x = 310,176.82 × 127,963.56
  4. Step 4: Simplify right side
    224,757.79x = 39,691,331,799.69
  5. Step 5: Solve for x
    x = 39,691,331,799.69/224,757.79
  6. Step 6: Final answer
    x = 176,596.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.