Home / 80,558.10-111,173.52-44,748.36

Finding the Fourth Proportional to 80,558.10, 111,173.52 and 44,748.36

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Solution

The fourth proportional to 80,558.10, 111,173.52 and 44,748.36 is: 61,754.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,558.10 : 111,173.52 = 44,748.36 : x
  2. Step 2: Convert to fraction form
    80,558.10/111,173.52 = 44,748.36/x
  3. Step 3: Cross multiply
    80,558.10x = 111,173.52 × 44,748.36
  4. Step 4: Simplify right side
    80,558.10x = 4,974,832,695.43
  5. Step 5: Solve for x
    x = 4,974,832,695.43/80,558.10
  6. Step 6: Final answer
    x = 61,754.59

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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.