Home / 132,126.36-198,187.56-91,562.46

Finding the Fourth Proportional to 132,126.36, 198,187.56 and 91,562.46

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Solution

The fourth proportional to 132,126.36, 198,187.56 and 91,562.46 is: 137,342.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,126.36 : 198,187.56 = 91,562.46 : x
  2. Step 2: Convert to fraction form
    132,126.36/198,187.56 = 91,562.46/x
  3. Step 3: Cross multiply
    132,126.36x = 198,187.56 × 91,562.46
  4. Step 4: Simplify right side
    132,126.36x = 18,146,540,535.00
  5. Step 5: Solve for x
    x = 18,146,540,535.00/132,126.36
  6. Step 6: Final answer
    x = 137,342.32

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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.