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Finding the Fourth Proportional to 267,864.05, 369,651.30 and 147,007.32

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Solution

The fourth proportional to 267,864.05, 369,651.30 and 147,007.32 is: 202,869.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,864.05 : 369,651.30 = 147,007.32 : x
  2. Step 2: Convert to fraction form
    267,864.05/369,651.30 = 147,007.32/x
  3. Step 3: Cross multiply
    267,864.05x = 369,651.30 × 147,007.32
  4. Step 4: Simplify right side
    267,864.05x = 54,341,446,947.52
  5. Step 5: Solve for x
    x = 54,341,446,947.52/267,864.05
  6. Step 6: Final answer
    x = 202,869.51

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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.