Home / 63,980.20-95,713.98-55,308.52

Finding the Fourth Proportional to 63,980.20, 95,713.98 and 55,308.52

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Solution

The fourth proportional to 63,980.20, 95,713.98 and 55,308.52 is: 82,741.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,980.20 : 95,713.98 = 55,308.52 : x
  2. Step 2: Convert to fraction form
    63,980.20/95,713.98 = 55,308.52/x
  3. Step 3: Cross multiply
    63,980.20x = 95,713.98 × 55,308.52
  4. Step 4: Simplify right side
    63,980.20x = 5,293,798,577.11
  5. Step 5: Solve for x
    x = 5,293,798,577.11/63,980.20
  6. Step 6: Final answer
    x = 82,741.20

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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.