Home / 94,971.75-131,086.92-59,140.59

Finding the Fourth Proportional to 94,971.75, 131,086.92 and 59,140.59

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Solution

The fourth proportional to 94,971.75, 131,086.92 and 59,140.59 is: 81,630.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,971.75 : 131,086.92 = 59,140.59 : x
  2. Step 2: Convert to fraction form
    94,971.75/131,086.92 = 59,140.59/x
  3. Step 3: Cross multiply
    94,971.75x = 131,086.92 × 59,140.59
  4. Step 4: Simplify right side
    94,971.75x = 7,752,557,790.08
  5. Step 5: Solve for x
    x = 7,752,557,790.08/94,971.75
  6. Step 6: Final answer
    x = 81,630.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.