Home / 132,186.29-182,414.15-74,824.46

Finding the Fourth Proportional to 132,186.29, 182,414.15 and 74,824.46

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Solution

The fourth proportional to 132,186.29, 182,414.15 and 74,824.46 is: 103,256.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,186.29 : 182,414.15 = 74,824.46 : x
  2. Step 2: Convert to fraction form
    132,186.29/182,414.15 = 74,824.46/x
  3. Step 3: Cross multiply
    132,186.29x = 182,414.15 × 74,824.46
  4. Step 4: Simplify right side
    132,186.29x = 13,649,038,983.92
  5. Step 5: Solve for x
    x = 13,649,038,983.92/132,186.29
  6. Step 6: Final answer
    x = 103,256.09

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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.