Home / 195,698.05-293,454.55-75,811.15

Finding the Fourth Proportional to 195,698.05, 293,454.55 and 75,811.15

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Solution

The fourth proportional to 195,698.05, 293,454.55 and 75,811.15 is: 113,680.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,698.05 : 293,454.55 = 75,811.15 : x
  2. Step 2: Convert to fraction form
    195,698.05/293,454.55 = 75,811.15/x
  3. Step 3: Cross multiply
    195,698.05x = 293,454.55 × 75,811.15
  4. Step 4: Simplify right side
    195,698.05x = 22,247,125,985.07
  5. Step 5: Solve for x
    x = 22,247,125,985.07/195,698.05
  6. Step 6: Final answer
    x = 113,680.88

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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.