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Finding the Fourth Proportional to 226,960.50, 340,250.18 and 98,781.06

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Solution

The fourth proportional to 226,960.50, 340,250.18 and 98,781.06 is: 148,088.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,960.50 : 340,250.18 = 98,781.06 : x
  2. Step 2: Convert to fraction form
    226,960.50/340,250.18 = 98,781.06/x
  3. Step 3: Cross multiply
    226,960.50x = 340,250.18 × 98,781.06
  4. Step 4: Simplify right side
    226,960.50x = 33,610,272,951.69
  5. Step 5: Solve for x
    x = 33,610,272,951.69/226,960.50
  6. Step 6: Final answer
    x = 148,088.65

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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.