Home / 133,787.10-200,583.45-54,860.70

Finding the Fourth Proportional to 133,787.10, 200,583.45 and 54,860.70

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Solution

The fourth proportional to 133,787.10, 200,583.45 and 54,860.70 is: 82,251.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,787.10 : 200,583.45 = 54,860.70 : x
  2. Step 2: Convert to fraction form
    133,787.10/200,583.45 = 54,860.70/x
  3. Step 3: Cross multiply
    133,787.10x = 200,583.45 × 54,860.70
  4. Step 4: Simplify right side
    133,787.10x = 11,004,148,475.42
  5. Step 5: Solve for x
    x = 11,004,148,475.42/133,787.10
  6. Step 6: Final answer
    x = 82,251.19

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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.