Home / 80,195.72-110,663.70-44,385.08

Finding the Fourth Proportional to 80,195.72, 110,663.70 and 44,385.08

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Solution

The fourth proportional to 80,195.72, 110,663.70 and 44,385.08 is: 61,247.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,195.72 : 110,663.70 = 44,385.08 : x
  2. Step 2: Convert to fraction form
    80,195.72/110,663.70 = 44,385.08/x
  3. Step 3: Cross multiply
    80,195.72x = 110,663.70 × 44,385.08
  4. Step 4: Simplify right side
    80,195.72x = 4,911,817,177.60
  5. Step 5: Solve for x
    x = 4,911,817,177.60/80,195.72
  6. Step 6: Final answer
    x = 61,247.87

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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.