Home / 94,169.76-141,902.42-77,896.05

Finding the Fourth Proportional to 94,169.76, 141,902.42 and 77,896.05

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Solution

The fourth proportional to 94,169.76, 141,902.42 and 77,896.05 is: 117,379.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,169.76 : 141,902.42 = 77,896.05 : x
  2. Step 2: Convert to fraction form
    94,169.76/141,902.42 = 77,896.05/x
  3. Step 3: Cross multiply
    94,169.76x = 141,902.42 × 77,896.05
  4. Step 4: Simplify right side
    94,169.76x = 11,053,637,613.96
  5. Step 5: Solve for x
    x = 11,053,637,613.96/94,169.76
  6. Step 6: Final answer
    x = 117,379.91

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.