Home / 45,512.10-68,268.15-29,765.70

Finding the Fourth Proportional to 45,512.10, 68,268.15 and 29,765.70

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Solution

The fourth proportional to 45,512.10, 68,268.15 and 29,765.70 is: 44,648.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,512.10 : 68,268.15 = 29,765.70 : x
  2. Step 2: Convert to fraction form
    45,512.10/68,268.15 = 29,765.70/x
  3. Step 3: Cross multiply
    45,512.10x = 68,268.15 × 29,765.70
  4. Step 4: Simplify right side
    45,512.10x = 2,032,049,272.46
  5. Step 5: Solve for x
    x = 2,032,049,272.46/45,512.10
  6. Step 6: Final answer
    x = 44,648.55

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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.