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Finding the Fourth Proportional to 169,997.40, 254,996.10 and 150,314.40

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Solution

The fourth proportional to 169,997.40, 254,996.10 and 150,314.40 is: 225,471.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,997.40 : 254,996.10 = 150,314.40 : x
  2. Step 2: Convert to fraction form
    169,997.40/254,996.10 = 150,314.40/x
  3. Step 3: Cross multiply
    169,997.40x = 254,996.10 × 150,314.40
  4. Step 4: Simplify right side
    169,997.40x = 38,329,585,773.84
  5. Step 5: Solve for x
    x = 38,329,585,773.84/169,997.40
  6. Step 6: Final answer
    x = 225,471.60

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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.