Home / 68,240.68-94,170.72-38,025.88

Finding the Fourth Proportional to 68,240.68, 94,170.72 and 38,025.88

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Solution

The fourth proportional to 68,240.68, 94,170.72 and 38,025.88 is: 52,474.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,240.68 : 94,170.72 = 38,025.88 : x
  2. Step 2: Convert to fraction form
    68,240.68/94,170.72 = 38,025.88/x
  3. Step 3: Cross multiply
    68,240.68x = 94,170.72 × 38,025.88
  4. Step 4: Simplify right side
    68,240.68x = 3,580,924,498.23
  5. Step 5: Solve for x
    x = 3,580,924,498.23/68,240.68
  6. Step 6: Final answer
    x = 52,474.92

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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.