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Finding the Fourth Proportional to 224,167.64, 309,340.05 and 127,358.82

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Solution

The fourth proportional to 224,167.64, 309,340.05 and 127,358.82 is: 175,748.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,167.64 : 309,340.05 = 127,358.82 : x
  2. Step 2: Convert to fraction form
    224,167.64/309,340.05 = 127,358.82/x
  3. Step 3: Cross multiply
    224,167.64x = 309,340.05 × 127,358.82
  4. Step 4: Simplify right side
    224,167.64x = 39,397,183,746.74
  5. Step 5: Solve for x
    x = 39,397,183,746.74/224,167.64
  6. Step 6: Final answer
    x = 175,748.76

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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.