Home / 195,595.20-293,283.45-90,283.86

Finding the Fourth Proportional to 195,595.20, 293,283.45 and 90,283.86

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Solution

The fourth proportional to 195,595.20, 293,283.45 and 90,283.86 is: 135,375.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,595.20 : 293,283.45 = 90,283.86 : x
  2. Step 2: Convert to fraction form
    195,595.20/293,283.45 = 90,283.86/x
  3. Step 3: Cross multiply
    195,595.20x = 293,283.45 × 90,283.86
  4. Step 4: Simplify right side
    195,595.20x = 26,478,761,940.12
  5. Step 5: Solve for x
    x = 26,478,761,940.12/195,595.20
  6. Step 6: Final answer
    x = 135,375.32

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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.