Home / 84,192.29-126,559.08-67,735.11

Finding the Fourth Proportional to 84,192.29, 126,559.08 and 67,735.11

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Solution

The fourth proportional to 84,192.29, 126,559.08 and 67,735.11 is: 101,820.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,192.29 : 126,559.08 = 67,735.11 : x
  2. Step 2: Convert to fraction form
    84,192.29/126,559.08 = 67,735.11/x
  3. Step 3: Cross multiply
    84,192.29x = 126,559.08 × 67,735.11
  4. Step 4: Simplify right side
    84,192.29x = 8,572,493,205.30
  5. Step 5: Solve for x
    x = 8,572,493,205.30/84,192.29
  6. Step 6: Final answer
    x = 101,820.41

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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.