Home / 79,301.10-118,951.86-26,747.46

Finding the Fourth Proportional to 79,301.10, 118,951.86 and 26,747.46

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Solution

The fourth proportional to 79,301.10, 118,951.86 and 26,747.46 is: 40,121.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,301.10 : 118,951.86 = 26,747.46 : x
  2. Step 2: Convert to fraction form
    79,301.10/118,951.86 = 26,747.46/x
  3. Step 3: Cross multiply
    79,301.10x = 118,951.86 × 26,747.46
  4. Step 4: Simplify right side
    79,301.10x = 3,181,660,117.28
  5. Step 5: Solve for x
    x = 3,181,660,117.28/79,301.10
  6. Step 6: Final answer
    x = 40,121.26

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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.