Home / 132,206.88-182,440.45-71,775.97

Finding the Fourth Proportional to 132,206.88, 182,440.45 and 71,775.97

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Solution

The fourth proportional to 132,206.88, 182,440.45 and 71,775.97 is: 99,048.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,206.88 : 182,440.45 = 71,775.97 : x
  2. Step 2: Convert to fraction form
    132,206.88/182,440.45 = 71,775.97/x
  3. Step 3: Cross multiply
    132,206.88x = 182,440.45 × 71,775.97
  4. Step 4: Simplify right side
    132,206.88x = 13,094,840,925.83
  5. Step 5: Solve for x
    x = 13,094,840,925.83/132,206.88
  6. Step 6: Final answer
    x = 99,048.10

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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.