Home / 195,914.55-293,642.19-90,512.10

Finding the Fourth Proportional to 195,914.55, 293,642.19 and 90,512.10

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Solution

The fourth proportional to 195,914.55, 293,642.19 and 90,512.10 is: 135,662.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,914.55 : 293,642.19 = 90,512.10 : x
  2. Step 2: Convert to fraction form
    195,914.55/293,642.19 = 90,512.10/x
  3. Step 3: Cross multiply
    195,914.55x = 293,642.19 × 90,512.10
  4. Step 4: Simplify right side
    195,914.55x = 26,578,171,265.50
  5. Step 5: Solve for x
    x = 26,578,171,265.50/195,914.55
  6. Step 6: Final answer
    x = 135,662.06

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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.