Home / 141,947.38-212,912.67-53,193.46

Finding the Fourth Proportional to 141,947.38, 212,912.67 and 53,193.46

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Solution

The fourth proportional to 141,947.38, 212,912.67 and 53,193.46 is: 79,787.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,947.38 : 212,912.67 = 53,193.46 : x
  2. Step 2: Convert to fraction form
    141,947.38/212,912.67 = 53,193.46/x
  3. Step 3: Cross multiply
    141,947.38x = 212,912.67 × 53,193.46
  4. Step 4: Simplify right side
    141,947.38x = 11,325,561,595.14
  5. Step 5: Solve for x
    x = 11,325,561,595.14/141,947.38
  6. Step 6: Final answer
    x = 79,787.04

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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.