Home / 80,612.28-111,236.49-44,796.51

Finding the Fourth Proportional to 80,612.28, 111,236.49 and 44,796.51

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Solution

The fourth proportional to 80,612.28, 111,236.49 and 44,796.51 is: 61,814.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,612.28 : 111,236.49 = 44,796.51 : x
  2. Step 2: Convert to fraction form
    80,612.28/111,236.49 = 44,796.51/x
  3. Step 3: Cross multiply
    80,612.28x = 111,236.49 × 44,796.51
  4. Step 4: Simplify right side
    80,612.28x = 4,983,006,536.65
  5. Step 5: Solve for x
    x = 4,983,006,536.65/80,612.28
  6. Step 6: Final answer
    x = 61,814.48

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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.