Home / 132,272.48-182,436-91,966.07

Finding the Fourth Proportional to 132,272.48, 182,436 and 91,966.07

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Solution

The fourth proportional to 132,272.48, 182,436 and 91,966.07 is: 126,843.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,272.48 : 182,436 = 91,966.07 : x
  2. Step 2: Convert to fraction form
    132,272.48/182,436 = 91,966.07/x
  3. Step 3: Cross multiply
    132,272.48x = 182,436 × 91,966.07
  4. Step 4: Simplify right side
    132,272.48x = 16,777,922,402.61
  5. Step 5: Solve for x
    x = 16,777,922,402.61/132,272.48
  6. Step 6: Final answer
    x = 126,843.63

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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.