Home / 63,680.20-95,520.30-57,775.30

Finding the Fourth Proportional to 63,680.20, 95,520.30 and 57,775.30

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Solution

The fourth proportional to 63,680.20, 95,520.30 and 57,775.30 is: 86,662.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,680.20 : 95,520.30 = 57,775.30 : x
  2. Step 2: Convert to fraction form
    63,680.20/95,520.30 = 57,775.30/x
  3. Step 3: Cross multiply
    63,680.20x = 95,520.30 × 57,775.30
  4. Step 4: Simplify right side
    63,680.20x = 5,518,713,988.59
  5. Step 5: Solve for x
    x = 5,518,713,988.59/63,680.20
  6. Step 6: Final answer
    x = 86,662.95

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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.