Home / 195,120.34-292,673.76-82,728.28

Finding the Fourth Proportional to 195,120.34, 292,673.76 and 82,728.28

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Solution

The fourth proportional to 195,120.34, 292,673.76 and 82,728.28 is: 124,089.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,120.34 : 292,673.76 = 82,728.28 : x
  2. Step 2: Convert to fraction form
    195,120.34/292,673.76 = 82,728.28/x
  3. Step 3: Cross multiply
    195,120.34x = 292,673.76 × 82,728.28
  4. Step 4: Simplify right side
    195,120.34x = 24,212,396,765.93
  5. Step 5: Solve for x
    x = 24,212,396,765.93/195,120.34
  6. Step 6: Final answer
    x = 124,089.56

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1.5x scale

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.