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Finding the Fourth Proportional to 149,906.20, 224,924.10 and 76,034.20

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Solution

The fourth proportional to 149,906.20, 224,924.10 and 76,034.20 is: 114,084.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,906.20 : 224,924.10 = 76,034.20 : x
  2. Step 2: Convert to fraction form
    149,906.20/224,924.10 = 76,034.20/x
  3. Step 3: Cross multiply
    149,906.20x = 224,924.10 × 76,034.20
  4. Step 4: Simplify right side
    149,906.20x = 17,101,924,004.22
  5. Step 5: Solve for x
    x = 17,101,924,004.22/149,906.20
  6. Step 6: Final answer
    x = 114,084.17

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1.5x scale

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.