Home / 85,773.20-118,367.36-48,047.48

Finding the Fourth Proportional to 85,773.20, 118,367.36 and 48,047.48

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Solution

The fourth proportional to 85,773.20, 118,367.36 and 48,047.48 is: 66,305.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,773.20 : 118,367.36 = 48,047.48 : x
  2. Step 2: Convert to fraction form
    85,773.20/118,367.36 = 48,047.48/x
  3. Step 3: Cross multiply
    85,773.20x = 118,367.36 × 48,047.48
  4. Step 4: Simplify right side
    85,773.20x = 5,687,253,362.25
  5. Step 5: Solve for x
    x = 5,687,253,362.25/85,773.20
  6. Step 6: Final answer
    x = 66,305.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.