Home / 133,675.50-200,453.34-79,665.69

Finding the Fourth Proportional to 133,675.50, 200,453.34 and 79,665.69

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Solution

The fourth proportional to 133,675.50, 200,453.34 and 79,665.69 is: 119,462.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,675.50 : 200,453.34 = 79,665.69 : x
  2. Step 2: Convert to fraction form
    133,675.50/200,453.34 = 79,665.69/x
  3. Step 3: Cross multiply
    133,675.50x = 200,453.34 × 79,665.69
  4. Step 4: Simplify right side
    133,675.50x = 15,969,253,643.90
  5. Step 5: Solve for x
    x = 15,969,253,643.90/133,675.50
  6. Step 6: Final answer
    x = 119,462.83

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1.5x scale

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.