Home / 80,829.09-111,539.73-44,523.43

Finding the Fourth Proportional to 80,829.09, 111,539.73 and 44,523.43

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Solution

The fourth proportional to 80,829.09, 111,539.73 and 44,523.43 is: 61,439.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,829.09 : 111,539.73 = 44,523.43 : x
  2. Step 2: Convert to fraction form
    80,829.09/111,539.73 = 44,523.43/x
  3. Step 3: Cross multiply
    80,829.09x = 111,539.73 × 44,523.43
  4. Step 4: Simplify right side
    80,829.09x = 4,966,131,248.99
  5. Step 5: Solve for x
    x = 4,966,131,248.99/80,829.09
  6. Step 6: Final answer
    x = 61,439.90

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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.