Home / 84,240.66-126,433.77-34,348.26

Finding the Fourth Proportional to 84,240.66, 126,433.77 and 34,348.26

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Solution

The fourth proportional to 84,240.66, 126,433.77 and 34,348.26 is: 51,552.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,240.66 : 126,433.77 = 34,348.26 : x
  2. Step 2: Convert to fraction form
    84,240.66/126,433.77 = 34,348.26/x
  3. Step 3: Cross multiply
    84,240.66x = 126,433.77 × 34,348.26
  4. Step 4: Simplify right side
    84,240.66x = 4,342,780,004.74
  5. Step 5: Solve for x
    x = 4,342,780,004.74/84,240.66
  6. Step 6: Final answer
    x = 51,552.07

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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.