Home / 195,062.92-292,667.27-76,816.69

Finding the Fourth Proportional to 195,062.92, 292,667.27 and 76,816.69

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Solution

The fourth proportional to 195,062.92, 292,667.27 and 76,816.69 is: 115,253.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,062.92 : 292,667.27 = 76,816.69 : x
  2. Step 2: Convert to fraction form
    195,062.92/292,667.27 = 76,816.69/x
  3. Step 3: Cross multiply
    195,062.92x = 292,667.27 × 76,816.69
  4. Step 4: Simplify right side
    195,062.92x = 22,481,730,952.74
  5. Step 5: Solve for x
    x = 22,481,730,952.74/195,062.92
  6. Step 6: Final answer
    x = 115,253.74

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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.