Home / 80,824.40-111,540.68-44,527.32

Finding the Fourth Proportional to 80,824.40, 111,540.68 and 44,527.32

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Solution

The fourth proportional to 80,824.40, 111,540.68 and 44,527.32 is: 61,449.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,824.40 : 111,540.68 = 44,527.32 : x
  2. Step 2: Convert to fraction form
    80,824.40/111,540.68 = 44,527.32/x
  3. Step 3: Cross multiply
    80,824.40x = 111,540.68 × 44,527.32
  4. Step 4: Simplify right side
    80,824.40x = 4,966,607,551.38
  5. Step 5: Solve for x
    x = 4,966,607,551.38/80,824.40
  6. Step 6: Final answer
    x = 61,449.36

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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.