Home / 80,436.08-111,002.46-44,628.44

Finding the Fourth Proportional to 80,436.08, 111,002.46 and 44,628.44

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Solution

The fourth proportional to 80,436.08, 111,002.46 and 44,628.44 is: 61,587.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,436.08 : 111,002.46 = 44,628.44 : x
  2. Step 2: Convert to fraction form
    80,436.08/111,002.46 = 44,628.44/x
  3. Step 3: Cross multiply
    80,436.08x = 111,002.46 × 44,628.44
  4. Step 4: Simplify right side
    80,436.08x = 4,953,866,625.96
  5. Step 5: Solve for x
    x = 4,953,866,625.96/80,436.08
  6. Step 6: Final answer
    x = 61,587.62

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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.