Home / 133,023.70-199,535.55-83,160.10

Finding the Fourth Proportional to 133,023.70, 199,535.55 and 83,160.10

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Solution

The fourth proportional to 133,023.70, 199,535.55 and 83,160.10 is: 124,740.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,023.70 : 199,535.55 = 83,160.10 : x
  2. Step 2: Convert to fraction form
    133,023.70/199,535.55 = 83,160.10/x
  3. Step 3: Cross multiply
    133,023.70x = 199,535.55 × 83,160.10
  4. Step 4: Simplify right side
    133,023.70x = 16,593,396,291.56
  5. Step 5: Solve for x
    x = 16,593,396,291.56/133,023.70
  6. Step 6: Final answer
    x = 124,740.15

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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.