Home / 80,478.45-111,060.22-44,668.44

Finding the Fourth Proportional to 80,478.45, 111,060.22 and 44,668.44

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Solution

The fourth proportional to 80,478.45, 111,060.22 and 44,668.44 is: 61,642.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,478.45 : 111,060.22 = 44,668.44 : x
  2. Step 2: Convert to fraction form
    80,478.45/111,060.22 = 44,668.44/x
  3. Step 3: Cross multiply
    80,478.45x = 111,060.22 × 44,668.44
  4. Step 4: Simplify right side
    80,478.45x = 4,960,886,773.46
  5. Step 5: Solve for x
    x = 4,960,886,773.46/80,478.45
  6. Step 6: Final answer
    x = 61,642.42

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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.