Home / 77,641.26-116,469.18-27,726.66

Finding the Fourth Proportional to 77,641.26, 116,469.18 and 27,726.66

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Solution

The fourth proportional to 77,641.26, 116,469.18 and 27,726.66 is: 41,592.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,641.26 : 116,469.18 = 27,726.66 : x
  2. Step 2: Convert to fraction form
    77,641.26/116,469.18 = 27,726.66/x
  3. Step 3: Cross multiply
    77,641.26x = 116,469.18 × 27,726.66
  4. Step 4: Simplify right side
    77,641.26x = 3,229,301,354.34
  5. Step 5: Solve for x
    x = 3,229,301,354.34/77,641.26
  6. Step 6: Final answer
    x = 41,592.59

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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.