Home / 195,380.28-293,122.80-83,065.68

Finding the Fourth Proportional to 195,380.28, 293,122.80 and 83,065.68

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Solution

The fourth proportional to 195,380.28, 293,122.80 and 83,065.68 is: 124,620.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,380.28 : 293,122.80 = 83,065.68 : x
  2. Step 2: Convert to fraction form
    195,380.28/293,122.80 = 83,065.68/x
  3. Step 3: Cross multiply
    195,380.28x = 293,122.80 × 83,065.68
  4. Step 4: Simplify right side
    195,380.28x = 24,348,444,705.50
  5. Step 5: Solve for x
    x = 24,348,444,705.50/195,380.28
  6. Step 6: Final answer
    x = 124,620.79

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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.