Home / 84,422.98-126,587.66-34,538.12

Finding the Fourth Proportional to 84,422.98, 126,587.66 and 34,538.12

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Solution

The fourth proportional to 84,422.98, 126,587.66 and 34,538.12 is: 51,788.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,422.98 : 126,587.66 = 34,538.12 : x
  2. Step 2: Convert to fraction form
    84,422.98/126,587.66 = 34,538.12/x
  3. Step 3: Cross multiply
    84,422.98x = 126,587.66 × 34,538.12
  4. Step 4: Simplify right side
    84,422.98x = 4,372,099,791.60
  5. Step 5: Solve for x
    x = 4,372,099,791.60/84,422.98
  6. Step 6: Final answer
    x = 51,788.03

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1.5x scale

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.