Home / 84,275.01-126,377.35-34,321.10

Finding the Fourth Proportional to 84,275.01, 126,377.35 and 34,321.10

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Solution

The fourth proportional to 84,275.01, 126,377.35 and 34,321.10 is: 51,467.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,275.01 : 126,377.35 = 34,321.10 : x
  2. Step 2: Convert to fraction form
    84,275.01/126,377.35 = 34,321.10/x
  3. Step 3: Cross multiply
    84,275.01x = 126,377.35 × 34,321.10
  4. Step 4: Simplify right side
    84,275.01x = 4,337,408,949.40
  5. Step 5: Solve for x
    x = 4,337,408,949.40/84,275.01
  6. Step 6: Final answer
    x = 51,467.32

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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.