Home / 94,512.60-141,623.10-81,973.80

Finding the Fourth Proportional to 94,512.60, 141,623.10 and 81,973.80

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Solution

The fourth proportional to 94,512.60, 141,623.10 and 81,973.80 is: 122,834.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,512.60 : 141,623.10 = 81,973.80 : x
  2. Step 2: Convert to fraction form
    94,512.60/141,623.10 = 81,973.80/x
  3. Step 3: Cross multiply
    94,512.60x = 141,623.10 × 81,973.80
  4. Step 4: Simplify right side
    94,512.60x = 11,609,383,674.78
  5. Step 5: Solve for x
    x = 11,609,383,674.78/94,512.60
  6. Step 6: Final answer
    x = 122,834.24

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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.