Home / 80,429.32-110,991.18-44,618.68

Finding the Fourth Proportional to 80,429.32, 110,991.18 and 44,618.68

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Solution

The fourth proportional to 80,429.32, 110,991.18 and 44,618.68 is: 61,573.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,429.32 : 110,991.18 = 44,618.68 : x
  2. Step 2: Convert to fraction form
    80,429.32/110,991.18 = 44,618.68/x
  3. Step 3: Cross multiply
    80,429.32x = 110,991.18 × 44,618.68
  4. Step 4: Simplify right side
    80,429.32x = 4,952,279,943.24
  5. Step 5: Solve for x
    x = 4,952,279,943.24/80,429.32
  6. Step 6: Final answer
    x = 61,573.07

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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.