Home / 68,517.19-94,519.10-45,857.14

Finding the Fourth Proportional to 68,517.19, 94,519.10 and 45,857.14

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Solution

The fourth proportional to 68,517.19, 94,519.10 and 45,857.14 is: 63,259.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,517.19 : 94,519.10 = 45,857.14 : x
  2. Step 2: Convert to fraction form
    68,517.19/94,519.10 = 45,857.14/x
  3. Step 3: Cross multiply
    68,517.19x = 94,519.10 × 45,857.14
  4. Step 4: Simplify right side
    68,517.19x = 4,334,375,479.72
  5. Step 5: Solve for x
    x = 4,334,375,479.72/68,517.19
  6. Step 6: Final answer
    x = 63,259.68

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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.