Home / 94,965.21-131,003.87-88,211.43

Finding the Fourth Proportional to 94,965.21, 131,003.87 and 88,211.43

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Solution

The fourth proportional to 94,965.21, 131,003.87 and 88,211.43 is: 121,687.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,965.21 : 131,003.87 = 88,211.43 : x
  2. Step 2: Convert to fraction form
    94,965.21/131,003.87 = 88,211.43/x
  3. Step 3: Cross multiply
    94,965.21x = 131,003.87 × 88,211.43
  4. Step 4: Simplify right side
    94,965.21x = 11,556,038,267.18
  5. Step 5: Solve for x
    x = 11,556,038,267.18/94,965.21
  6. Step 6: Final answer
    x = 121,687.07

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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.