Home / 84,634.26-126,841.42-34,657.66

Finding the Fourth Proportional to 84,634.26, 126,841.42 and 34,657.66

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Solution

The fourth proportional to 84,634.26, 126,841.42 and 34,657.66 is: 51,941.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,634.26 : 126,841.42 = 34,657.66 : x
  2. Step 2: Convert to fraction form
    84,634.26/126,841.42 = 34,657.66/x
  3. Step 3: Cross multiply
    84,634.26x = 126,841.42 × 34,657.66
  4. Step 4: Simplify right side
    84,634.26x = 4,396,026,808.28
  5. Step 5: Solve for x
    x = 4,396,026,808.28/84,634.26
  6. Step 6: Final answer
    x = 51,941.46

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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.