Home / 63,907.50-95,876.85-20,131.50

Finding the Fourth Proportional to 63,907.50, 95,876.85 and 20,131.50

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Solution

The fourth proportional to 63,907.50, 95,876.85 and 20,131.50 is: 30,202.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,907.50 : 95,876.85 = 20,131.50 : x
  2. Step 2: Convert to fraction form
    63,907.50/95,876.85 = 20,131.50/x
  3. Step 3: Cross multiply
    63,907.50x = 95,876.85 × 20,131.50
  4. Step 4: Simplify right side
    63,907.50x = 1,930,144,805.78
  5. Step 5: Solve for x
    x = 1,930,144,805.78/63,907.50
  6. Step 6: Final answer
    x = 30,202.16

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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.