Home / 80,252.88-110,633.58-56,305.32

Finding the Fourth Proportional to 80,252.88, 110,633.58 and 56,305.32

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Solution

The fourth proportional to 80,252.88, 110,633.58 and 56,305.32 is: 77,620.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,252.88 : 110,633.58 = 56,305.32 : x
  2. Step 2: Convert to fraction form
    80,252.88/110,633.58 = 56,305.32/x
  3. Step 3: Cross multiply
    80,252.88x = 110,633.58 × 56,305.32
  4. Step 4: Simplify right side
    80,252.88x = 6,229,259,124.65
  5. Step 5: Solve for x
    x = 6,229,259,124.65/80,252.88
  6. Step 6: Final answer
    x = 77,620.38

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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.