Home / 132,184.59-182,453.16-80,520.36

Finding the Fourth Proportional to 132,184.59, 182,453.16 and 80,520.36

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Solution

The fourth proportional to 132,184.59, 182,453.16 and 80,520.36 is: 111,141.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,184.59 : 182,453.16 = 80,520.36 : x
  2. Step 2: Convert to fraction form
    132,184.59/182,453.16 = 80,520.36/x
  3. Step 3: Cross multiply
    132,184.59x = 182,453.16 × 80,520.36
  4. Step 4: Simplify right side
    132,184.59x = 14,691,194,126.34
  5. Step 5: Solve for x
    x = 14,691,194,126.34/132,184.59
  6. Step 6: Final answer
    x = 111,141.50

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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.