Home / 129,962.23-194,967.66-41,191.90

Finding the Fourth Proportional to 129,962.23, 194,967.66 and 41,191.90

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Solution

The fourth proportional to 129,962.23, 194,967.66 and 41,191.90 is: 61,795.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,962.23 : 194,967.66 = 41,191.90 : x
  2. Step 2: Convert to fraction form
    129,962.23/194,967.66 = 41,191.90/x
  3. Step 3: Cross multiply
    129,962.23x = 194,967.66 × 41,191.90
  4. Step 4: Simplify right side
    129,962.23x = 8,031,088,353.95
  5. Step 5: Solve for x
    x = 8,031,088,353.95/129,962.23
  6. Step 6: Final answer
    x = 61,795.56

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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.