Home / 80,710.44-111,379.88-44,414.10

Finding the Fourth Proportional to 80,710.44, 111,379.88 and 44,414.10

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Solution

The fourth proportional to 80,710.44, 111,379.88 and 44,414.10 is: 61,291.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,710.44 : 111,379.88 = 44,414.10 : x
  2. Step 2: Convert to fraction form
    80,710.44/111,379.88 = 44,414.10/x
  3. Step 3: Cross multiply
    80,710.44x = 111,379.88 × 44,414.10
  4. Step 4: Simplify right side
    80,710.44x = 4,946,837,128.31
  5. Step 5: Solve for x
    x = 4,946,837,128.31/80,710.44
  6. Step 6: Final answer
    x = 61,291.17

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1.5x scale

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.