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Finding the Fourth Proportional to 244,842.40, 367,134.40 and 76,331.32

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Solution

The fourth proportional to 244,842.40, 367,134.40 and 76,331.32 is: 114,456.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,842.40 : 367,134.40 = 76,331.32 : x
  2. Step 2: Convert to fraction form
    244,842.40/367,134.40 = 76,331.32/x
  3. Step 3: Cross multiply
    244,842.40x = 367,134.40 × 76,331.32
  4. Step 4: Simplify right side
    244,842.40x = 28,023,853,369.41
  5. Step 5: Solve for x
    x = 28,023,853,369.41/244,842.40
  6. Step 6: Final answer
    x = 114,456.70

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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.