Home / 80,388.10-110,935.88-44,581.42

Finding the Fourth Proportional to 80,388.10, 110,935.88 and 44,581.42

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Solution

The fourth proportional to 80,388.10, 110,935.88 and 44,581.42 is: 61,522.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,388.10 : 110,935.88 = 44,581.42 : x
  2. Step 2: Convert to fraction form
    80,388.10/110,935.88 = 44,581.42/x
  3. Step 3: Cross multiply
    80,388.10x = 110,935.88 × 44,581.42
  4. Step 4: Simplify right side
    80,388.10x = 4,945,679,059.35
  5. Step 5: Solve for x
    x = 4,945,679,059.35/80,388.10
  6. Step 6: Final answer
    x = 61,522.53

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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.