Home / 80,549.77-111,158.69-44,743.11

Finding the Fourth Proportional to 80,549.77, 111,158.69 and 44,743.11

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Solution

The fourth proportional to 80,549.77, 111,158.69 and 44,743.11 is: 61,745.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,549.77 : 111,158.69 = 44,743.11 : x
  2. Step 2: Convert to fraction form
    80,549.77/111,158.69 = 44,743.11/x
  3. Step 3: Cross multiply
    80,549.77x = 111,158.69 × 44,743.11
  4. Step 4: Simplify right side
    80,549.77x = 4,973,585,687.26
  5. Step 5: Solve for x
    x = 4,973,585,687.26/80,549.77
  6. Step 6: Final answer
    x = 61,745.50

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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.