Home / 132,278.64-182,545.90-71,850.46

Finding the Fourth Proportional to 132,278.64, 182,545.90 and 71,850.46

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Solution

The fourth proportional to 132,278.64, 182,545.90 and 71,850.46 is: 99,154.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,278.64 : 182,545.90 = 71,850.46 : x
  2. Step 2: Convert to fraction form
    132,278.64/182,545.90 = 71,850.46/x
  3. Step 3: Cross multiply
    132,278.64x = 182,545.90 × 71,850.46
  4. Step 4: Simplify right side
    132,278.64x = 13,116,007,522.10
  5. Step 5: Solve for x
    x = 13,116,007,522.10/132,278.64
  6. Step 6: Final answer
    x = 99,154.39

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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.