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Finding the Fourth Proportional to 149,350.68, 206,034.30 and 88,887.42

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Solution

The fourth proportional to 149,350.68, 206,034.30 and 88,887.42 is: 122,623.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,350.68 : 206,034.30 = 88,887.42 : x
  2. Step 2: Convert to fraction form
    149,350.68/206,034.30 = 88,887.42/x
  3. Step 3: Cross multiply
    149,350.68x = 206,034.30 × 88,887.42
  4. Step 4: Simplify right side
    149,350.68x = 18,313,857,358.51
  5. Step 5: Solve for x
    x = 18,313,857,358.51/149,350.68
  6. Step 6: Final answer
    x = 122,623.19

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1.5x scale

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.