Home / 84,341.03-126,509.53-27,414.86

Finding the Fourth Proportional to 84,341.03, 126,509.53 and 27,414.86

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Solution

The fourth proportional to 84,341.03, 126,509.53 and 27,414.86 is: 41,121.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,341.03 : 126,509.53 = 27,414.86 : x
  2. Step 2: Convert to fraction form
    84,341.03/126,509.53 = 27,414.86/x
  3. Step 3: Cross multiply
    84,341.03x = 126,509.53 × 27,414.86
  4. Step 4: Simplify right side
    84,341.03x = 3,468,241,053.62
  5. Step 5: Solve for x
    x = 3,468,241,053.62/84,341.03
  6. Step 6: Final answer
    x = 41,121.64

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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.