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Finding the Fourth Proportional to 267,275.52, 400,959.60 and 89,799.84

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Solution

The fourth proportional to 267,275.52, 400,959.60 and 89,799.84 is: 134,715.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,275.52 : 400,959.60 = 89,799.84 : x
  2. Step 2: Convert to fraction form
    267,275.52/400,959.60 = 89,799.84/x
  3. Step 3: Cross multiply
    267,275.52x = 400,959.60 × 89,799.84
  4. Step 4: Simplify right side
    267,275.52x = 36,006,107,926.46
  5. Step 5: Solve for x
    x = 36,006,107,926.46/267,275.52
  6. Step 6: Final answer
    x = 134,715.32

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1.5x scale

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.