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Finding the Fourth Proportional to 266,614.68, 367,932.65 and 159,194.10

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Solution

The fourth proportional to 266,614.68, 367,932.65 and 159,194.10 is: 219,690.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,614.68 : 367,932.65 = 159,194.10 : x
  2. Step 2: Convert to fraction form
    266,614.68/367,932.65 = 159,194.10/x
  3. Step 3: Cross multiply
    266,614.68x = 367,932.65 × 159,194.10
  4. Step 4: Simplify right side
    266,614.68x = 58,572,706,281.39
  5. Step 5: Solve for x
    x = 58,572,706,281.39/266,614.68
  6. Step 6: Final answer
    x = 219,690.48

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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.