Home / 113,869.88-170,828.90-42,793.14

Finding the Fourth Proportional to 113,869.88, 170,828.90 and 42,793.14

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Solution

The fourth proportional to 113,869.88, 170,828.90 and 42,793.14 is: 64,198.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,869.88 : 170,828.90 = 42,793.14 : x
  2. Step 2: Convert to fraction form
    113,869.88/170,828.90 = 42,793.14/x
  3. Step 3: Cross multiply
    113,869.88x = 170,828.90 × 42,793.14
  4. Step 4: Simplify right side
    113,869.88x = 7,310,305,033.75
  5. Step 5: Solve for x
    x = 7,310,305,033.75/113,869.88
  6. Step 6: Final answer
    x = 64,198.76

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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.