Home / 132,189.28-182,421.54-71,760.04

Finding the Fourth Proportional to 132,189.28, 182,421.54 and 71,760.04

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Solution

The fourth proportional to 132,189.28, 182,421.54 and 71,760.04 is: 99,029.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,189.28 : 182,421.54 = 71,760.04 : x
  2. Step 2: Convert to fraction form
    132,189.28/182,421.54 = 71,760.04/x
  3. Step 3: Cross multiply
    132,189.28x = 182,421.54 × 71,760.04
  4. Step 4: Simplify right side
    132,189.28x = 13,090,577,007.26
  5. Step 5: Solve for x
    x = 13,090,577,007.26/132,189.28
  6. Step 6: Final answer
    x = 99,029.04

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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.