Home / 63,616.12-87,645.82-49,226.46

Finding the Fourth Proportional to 63,616.12, 87,645.82 and 49,226.46

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Solution

The fourth proportional to 63,616.12, 87,645.82 and 49,226.46 is: 67,820.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,616.12 : 87,645.82 = 49,226.46 : x
  2. Step 2: Convert to fraction form
    63,616.12/87,645.82 = 49,226.46/x
  3. Step 3: Cross multiply
    63,616.12x = 87,645.82 × 49,226.46
  4. Step 4: Simplify right side
    63,616.12x = 4,314,493,452.40
  5. Step 5: Solve for x
    x = 4,314,493,452.40/63,616.12
  6. Step 6: Final answer
    x = 67,820.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.