Home / 135,479.06-186,902.16-95,219.12

Finding the Fourth Proportional to 135,479.06, 186,902.16 and 95,219.12

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Solution

The fourth proportional to 135,479.06, 186,902.16 and 95,219.12 is: 131,360.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,479.06 : 186,902.16 = 95,219.12 : x
  2. Step 2: Convert to fraction form
    135,479.06/186,902.16 = 95,219.12/x
  3. Step 3: Cross multiply
    135,479.06x = 186,902.16 × 95,219.12
  4. Step 4: Simplify right side
    135,479.06x = 17,796,659,201.30
  5. Step 5: Solve for x
    x = 17,796,659,201.30/135,479.06
  6. Step 6: Final answer
    x = 131,360.96

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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.