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Finding the Fourth Proportional to 169,502.15, 254,253.23 and 132,090.23

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Solution

The fourth proportional to 169,502.15, 254,253.23 and 132,090.23 is: 198,135.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,502.15 : 254,253.23 = 132,090.23 : x
  2. Step 2: Convert to fraction form
    169,502.15/254,253.23 = 132,090.23/x
  3. Step 3: Cross multiply
    169,502.15x = 254,253.23 × 132,090.23
  4. Step 4: Simplify right side
    169,502.15x = 33,584,366,687.90
  5. Step 5: Solve for x
    x = 33,584,366,687.90/169,502.15
  6. Step 6: Final answer
    x = 198,135.34

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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.