Home / 132,199.31-182,437.25-71,769.97

Finding the Fourth Proportional to 132,199.31, 182,437.25 and 71,769.97

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Solution

The fourth proportional to 132,199.31, 182,437.25 and 71,769.97 is: 99,043.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,199.31 : 182,437.25 = 71,769.97 : x
  2. Step 2: Convert to fraction form
    132,199.31/182,437.25 = 71,769.97/x
  3. Step 3: Cross multiply
    132,199.31x = 182,437.25 × 71,769.97
  4. Step 4: Simplify right side
    132,199.31x = 13,093,515,682.71
  5. Step 5: Solve for x
    x = 13,093,515,682.71/132,199.31
  6. Step 6: Final answer
    x = 99,043.75

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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.