Home / 80,536.24-111,141.52-44,729.60

Finding the Fourth Proportional to 80,536.24, 111,141.52 and 44,729.60

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Solution

The fourth proportional to 80,536.24, 111,141.52 and 44,729.60 is: 61,727.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,536.24 : 111,141.52 = 44,729.60 : x
  2. Step 2: Convert to fraction form
    80,536.24/111,141.52 = 44,729.60/x
  3. Step 3: Cross multiply
    80,536.24x = 111,141.52 × 44,729.60
  4. Step 4: Simplify right side
    80,536.24x = 4,971,315,732.99
  5. Step 5: Solve for x
    x = 4,971,315,732.99/80,536.24
  6. Step 6: Final answer
    x = 61,727.69

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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.