Home / 194,149.19-291,104.85-75,682.13

Finding the Fourth Proportional to 194,149.19, 291,104.85 and 75,682.13

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Solution

The fourth proportional to 194,149.19, 291,104.85 and 75,682.13 is: 113,476.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,149.19 : 291,104.85 = 75,682.13 : x
  2. Step 2: Convert to fraction form
    194,149.19/291,104.85 = 75,682.13/x
  3. Step 3: Cross multiply
    194,149.19x = 291,104.85 × 75,682.13
  4. Step 4: Simplify right side
    194,149.19x = 22,031,433,645.81
  5. Step 5: Solve for x
    x = 22,031,433,645.81/194,149.19
  6. Step 6: Final answer
    x = 113,476.83

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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.