Home / 132,165.70-182,383.78-71,735.04

Finding the Fourth Proportional to 132,165.70, 182,383.78 and 71,735.04

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Solution

The fourth proportional to 132,165.70, 182,383.78 and 71,735.04 is: 98,991.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,165.70 : 182,383.78 = 71,735.04 : x
  2. Step 2: Convert to fraction form
    132,165.70/182,383.78 = 71,735.04/x
  3. Step 3: Cross multiply
    132,165.70x = 182,383.78 × 71,735.04
  4. Step 4: Simplify right side
    132,165.70x = 13,083,307,753.65
  5. Step 5: Solve for x
    x = 13,083,307,753.65/132,165.70
  6. Step 6: Final answer
    x = 98,991.70

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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.