Home / 80,449.52-111,002.48-46,450.64

Finding the Fourth Proportional to 80,449.52, 111,002.48 and 46,450.64

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Solution

The fourth proportional to 80,449.52, 111,002.48 and 46,450.64 is: 64,091.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,449.52 : 111,002.48 = 46,450.64 : x
  2. Step 2: Convert to fraction form
    80,449.52/111,002.48 = 46,450.64/x
  3. Step 3: Cross multiply
    80,449.52x = 111,002.48 × 46,450.64
  4. Step 4: Simplify right side
    80,449.52x = 5,156,136,237.59
  5. Step 5: Solve for x
    x = 5,156,136,237.59/80,449.52
  6. Step 6: Final answer
    x = 64,091.57

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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.