Home / 234,278.55-351,414.66-56,787.12

Finding the Fourth Proportional to 234,278.55, 351,414.66 and 56,787.12

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Solution

The fourth proportional to 234,278.55, 351,414.66 and 56,787.12 is: 85,179.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,278.55 : 351,414.66 = 56,787.12 : x
  2. Step 2: Convert to fraction form
    234,278.55/351,414.66 = 56,787.12/x
  3. Step 3: Cross multiply
    234,278.55x = 351,414.66 × 56,787.12
  4. Step 4: Simplify right side
    234,278.55x = 19,955,826,467.18
  5. Step 5: Solve for x
    x = 19,955,826,467.18/234,278.55
  6. Step 6: Final answer
    x = 85,179.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.