Home / 68,279.15-102,418.73-44,900.12

Finding the Fourth Proportional to 68,279.15, 102,418.73 and 44,900.12

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Solution

The fourth proportional to 68,279.15, 102,418.73 and 44,900.12 is: 67,350.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,279.15 : 102,418.73 = 44,900.12 : x
  2. Step 2: Convert to fraction form
    68,279.15/102,418.73 = 44,900.12/x
  3. Step 3: Cross multiply
    68,279.15x = 102,418.73 × 44,900.12
  4. Step 4: Simplify right side
    68,279.15x = 4,598,613,467.17
  5. Step 5: Solve for x
    x = 4,598,613,467.17/68,279.15
  6. Step 6: Final answer
    x = 67,350.18

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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.