Home / 195,314.31-292,669.92-131,885.85

Finding the Fourth Proportional to 195,314.31, 292,669.92 and 131,885.85

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Solution

The fourth proportional to 195,314.31, 292,669.92 and 131,885.85 is: 197,625.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,314.31 : 292,669.92 = 131,885.85 : x
  2. Step 2: Convert to fraction form
    195,314.31/292,669.92 = 131,885.85/x
  3. Step 3: Cross multiply
    195,314.31x = 292,669.92 × 131,885.85
  4. Step 4: Simplify right side
    195,314.31x = 38,599,021,168.63
  5. Step 5: Solve for x
    x = 38,599,021,168.63/195,314.31
  6. Step 6: Final answer
    x = 197,625.16

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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.