Home / 80,153.03-110,591.30-51,824.63

Finding the Fourth Proportional to 80,153.03, 110,591.30 and 51,824.63

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Solution

The fourth proportional to 80,153.03, 110,591.30 and 51,824.63 is: 71,505.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,153.03 : 110,591.30 = 51,824.63 : x
  2. Step 2: Convert to fraction form
    80,153.03/110,591.30 = 51,824.63/x
  3. Step 3: Cross multiply
    80,153.03x = 110,591.30 × 51,824.63
  4. Step 4: Simplify right side
    80,153.03x = 5,731,352,391.64
  5. Step 5: Solve for x
    x = 5,731,352,391.64/80,153.03
  6. Step 6: Final answer
    x = 71,505.13

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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.