Home / 132,129.39-198,224.37-57,262.10

Finding the Fourth Proportional to 132,129.39, 198,224.37 and 57,262.10

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Solution

The fourth proportional to 132,129.39, 198,224.37 and 57,262.10 is: 85,906.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,129.39 : 198,224.37 = 57,262.10 : x
  2. Step 2: Convert to fraction form
    132,129.39/198,224.37 = 57,262.10/x
  3. Step 3: Cross multiply
    132,129.39x = 198,224.37 × 57,262.10
  4. Step 4: Simplify right side
    132,129.39x = 11,350,743,411.07
  5. Step 5: Solve for x
    x = 11,350,743,411.07/132,129.39
  6. Step 6: Final answer
    x = 85,906.28

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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.