Home / 79,548.48-109,793.60-50,458.04

Finding the Fourth Proportional to 79,548.48, 109,793.60 and 50,458.04

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Solution

The fourth proportional to 79,548.48, 109,793.60 and 50,458.04 is: 69,642.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,548.48 : 109,793.60 = 50,458.04 : x
  2. Step 2: Convert to fraction form
    79,548.48/109,793.60 = 50,458.04/x
  3. Step 3: Cross multiply
    79,548.48x = 109,793.60 × 50,458.04
  4. Step 4: Simplify right side
    79,548.48x = 5,539,969,059.29
  5. Step 5: Solve for x
    x = 5,539,969,059.29/79,548.48
  6. Step 6: Final answer
    x = 69,642.68

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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.