Home / 63,675.20-95,512.80-57,770.30

Finding the Fourth Proportional to 63,675.20, 95,512.80 and 57,770.30

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Solution

The fourth proportional to 63,675.20, 95,512.80 and 57,770.30 is: 86,655.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,675.20 : 95,512.80 = 57,770.30 : x
  2. Step 2: Convert to fraction form
    63,675.20/95,512.80 = 57,770.30/x
  3. Step 3: Cross multiply
    63,675.20x = 95,512.80 × 57,770.30
  4. Step 4: Simplify right side
    63,675.20x = 5,517,803,109.84
  5. Step 5: Solve for x
    x = 5,517,803,109.84/63,675.20
  6. Step 6: Final answer
    x = 86,655.45

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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.