Home / 195,338.52-293,056.92-90,231.84

Finding the Fourth Proportional to 195,338.52, 293,056.92 and 90,231.84

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Solution

The fourth proportional to 195,338.52, 293,056.92 and 90,231.84 is: 135,370.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,338.52 : 293,056.92 = 90,231.84 : x
  2. Step 2: Convert to fraction form
    195,338.52/293,056.92 = 90,231.84/x
  3. Step 3: Cross multiply
    195,338.52x = 293,056.92 × 90,231.84
  4. Step 4: Simplify right side
    195,338.52x = 26,443,065,116.33
  5. Step 5: Solve for x
    x = 26,443,065,116.33/195,338.52
  6. Step 6: Final answer
    x = 135,370.46

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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.