Home / 195,743.40-293,615.10-165,330.60

Finding the Fourth Proportional to 195,743.40, 293,615.10 and 165,330.60

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Solution

The fourth proportional to 195,743.40, 293,615.10 and 165,330.60 is: 247,995.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,743.40 : 293,615.10 = 165,330.60 : x
  2. Step 2: Convert to fraction form
    195,743.40/293,615.10 = 165,330.60/x
  3. Step 3: Cross multiply
    195,743.40x = 293,615.10 × 165,330.60
  4. Step 4: Simplify right side
    195,743.40x = 48,543,560,652.06
  5. Step 5: Solve for x
    x = 48,543,560,652.06/195,743.40
  6. Step 6: Final answer
    x = 247,995.90

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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.