Home / 132,173.38-182,399.40-71,744.01

Finding the Fourth Proportional to 132,173.38, 182,399.40 and 71,744.01

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Solution

The fourth proportional to 132,173.38, 182,399.40 and 71,744.01 is: 99,006.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,173.38 : 182,399.40 = 71,744.01 : x
  2. Step 2: Convert to fraction form
    132,173.38/182,399.40 = 71,744.01/x
  3. Step 3: Cross multiply
    132,173.38x = 182,399.40 × 71,744.01
  4. Step 4: Simplify right side
    132,173.38x = 13,086,064,377.59
  5. Step 5: Solve for x
    x = 13,086,064,377.59/132,173.38
  6. Step 6: Final answer
    x = 99,006.81

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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.