Home / 195,132.72-292,665.06-54,858

Finding the Fourth Proportional to 195,132.72, 292,665.06 and 54,858

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Solution

The fourth proportional to 195,132.72, 292,665.06 and 54,858 is: 82,277.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,132.72 : 292,665.06 = 54,858 : x
  2. Step 2: Convert to fraction form
    195,132.72/292,665.06 = 54,858/x
  3. Step 3: Cross multiply
    195,132.72x = 292,665.06 × 54,858
  4. Step 4: Simplify right side
    195,132.72x = 16,055,019,861.48
  5. Step 5: Solve for x
    x = 16,055,019,861.48/195,132.72
  6. Step 6: Final answer
    x = 82,277.44

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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.