Home / 68,997.12-95,226.34-42,155.14

Finding the Fourth Proportional to 68,997.12, 95,226.34 and 42,155.14

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Solution

The fourth proportional to 68,997.12, 95,226.34 and 42,155.14 is: 58,180.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,997.12 : 95,226.34 = 42,155.14 : x
  2. Step 2: Convert to fraction form
    68,997.12/95,226.34 = 42,155.14/x
  3. Step 3: Cross multiply
    68,997.12x = 95,226.34 × 42,155.14
  4. Step 4: Simplify right side
    68,997.12x = 4,014,279,694.39
  5. Step 5: Solve for x
    x = 4,014,279,694.39/68,997.12
  6. Step 6: Final answer
    x = 58,180.39

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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.