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Finding the Fourth Proportional to 267,093.13, 400,693.17 and 98,614.48

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Solution

The fourth proportional to 267,093.13, 400,693.17 and 98,614.48 is: 147,941.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,093.13 : 400,693.17 = 98,614.48 : x
  2. Step 2: Convert to fraction form
    267,093.13/400,693.17 = 98,614.48/x
  3. Step 3: Cross multiply
    267,093.13x = 400,693.17 × 98,614.48
  4. Step 4: Simplify right side
    267,093.13x = 39,514,148,599.10
  5. Step 5: Solve for x
    x = 39,514,148,599.10/267,093.13
  6. Step 6: Final answer
    x = 147,941.46

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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.