Home / 195,293.57-292,638.89-131,865.10

Finding the Fourth Proportional to 195,293.57, 292,638.89 and 131,865.10

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Solution

The fourth proportional to 195,293.57, 292,638.89 and 131,865.10 is: 197,594.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,293.57 : 292,638.89 = 131,865.10 : x
  2. Step 2: Convert to fraction form
    195,293.57/292,638.89 = 131,865.10/x
  3. Step 3: Cross multiply
    195,293.57x = 292,638.89 × 131,865.10
  4. Step 4: Simplify right side
    195,293.57x = 38,588,856,091.80
  5. Step 5: Solve for x
    x = 38,588,856,091.80/195,293.57
  6. Step 6: Final answer
    x = 197,594.10

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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.