Home / 80,199.11-110,541.92-56,284.27

Finding the Fourth Proportional to 80,199.11, 110,541.92 and 56,284.27

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Solution

The fourth proportional to 80,199.11, 110,541.92 and 56,284.27 is: 77,579.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,199.11 : 110,541.92 = 56,284.27 : x
  2. Step 2: Convert to fraction form
    80,199.11/110,541.92 = 56,284.27/x
  3. Step 3: Cross multiply
    80,199.11x = 110,541.92 × 56,284.27
  4. Step 4: Simplify right side
    80,199.11x = 6,221,770,713.82
  5. Step 5: Solve for x
    x = 6,221,770,713.82/80,199.11
  6. Step 6: Final answer
    x = 77,579.05

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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.