Home / 84,462.17-126,440.84-51,081.26

Finding the Fourth Proportional to 84,462.17, 126,440.84 and 51,081.26

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Solution

The fourth proportional to 84,462.17, 126,440.84 and 51,081.26 is: 76,469.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,462.17 : 126,440.84 = 51,081.26 : x
  2. Step 2: Convert to fraction form
    84,462.17/126,440.84 = 51,081.26/x
  3. Step 3: Cross multiply
    84,462.17x = 126,440.84 × 51,081.26
  4. Step 4: Simplify right side
    84,462.17x = 6,458,756,918.16
  5. Step 5: Solve for x
    x = 6,458,756,918.16/84,462.17
  6. Step 6: Final answer
    x = 76,469.23

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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.