Home / 132,143.52-182,420.10-88,610.16

Finding the Fourth Proportional to 132,143.52, 182,420.10 and 88,610.16

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Solution

The fourth proportional to 132,143.52, 182,420.10 and 88,610.16 is: 122,323.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,143.52 : 182,420.10 = 88,610.16 : x
  2. Step 2: Convert to fraction form
    132,143.52/182,420.10 = 88,610.16/x
  3. Step 3: Cross multiply
    132,143.52x = 182,420.10 × 88,610.16
  4. Step 4: Simplify right side
    132,143.52x = 16,164,274,248.22
  5. Step 5: Solve for x
    x = 16,164,274,248.22/132,143.52
  6. Step 6: Final answer
    x = 122,323.62

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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.