Home / 94,203.43-141,933.48-85,207.94

Finding the Fourth Proportional to 94,203.43, 141,933.48 and 85,207.94

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Solution

The fourth proportional to 94,203.43, 141,933.48 and 85,207.94 is: 128,380.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,203.43 : 141,933.48 = 85,207.94 : x
  2. Step 2: Convert to fraction form
    94,203.43/141,933.48 = 85,207.94/x
  3. Step 3: Cross multiply
    94,203.43x = 141,933.48 × 85,207.94
  4. Step 4: Simplify right side
    94,203.43x = 12,093,859,447.83
  5. Step 5: Solve for x
    x = 12,093,859,447.83/94,203.43
  6. Step 6: Final answer
    x = 128,380.25

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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.