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Finding the Fourth Proportional to 267,913.76, 370,027.84 and 176,441.95

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Solution

The fourth proportional to 267,913.76, 370,027.84 and 176,441.95 is: 243,691.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,913.76 : 370,027.84 = 176,441.95 : x
  2. Step 2: Convert to fraction form
    267,913.76/370,027.84 = 176,441.95/x
  3. Step 3: Cross multiply
    267,913.76x = 370,027.84 × 176,441.95
  4. Step 4: Simplify right side
    267,913.76x = 65,288,433,213.49
  5. Step 5: Solve for x
    x = 65,288,433,213.49/267,913.76
  6. Step 6: Final answer
    x = 243,691.97

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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.