Home / 132,286.06-182,545.33-74,908.90

Finding the Fourth Proportional to 132,286.06, 182,545.33 and 74,908.90

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Solution

The fourth proportional to 132,286.06, 182,545.33 and 74,908.90 is: 103,368.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,286.06 : 182,545.33 = 74,908.90 : x
  2. Step 2: Convert to fraction form
    132,286.06/182,545.33 = 74,908.90/x
  3. Step 3: Cross multiply
    132,286.06x = 182,545.33 × 74,908.90
  4. Step 4: Simplify right side
    132,286.06x = 13,674,268,583.17
  5. Step 5: Solve for x
    x = 13,674,268,583.17/132,286.06
  6. Step 6: Final answer
    x = 103,368.93

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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.