Home / 80,066.12-120,058.38-26,738.92

Finding the Fourth Proportional to 80,066.12, 120,058.38 and 26,738.92

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Solution

The fourth proportional to 80,066.12, 120,058.38 and 26,738.92 is: 40,094.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,066.12 : 120,058.38 = 26,738.92 : x
  2. Step 2: Convert to fraction form
    80,066.12/120,058.38 = 26,738.92/x
  3. Step 3: Cross multiply
    80,066.12x = 120,058.38 × 26,738.92
  4. Step 4: Simplify right side
    80,066.12x = 3,210,231,118.00
  5. Step 5: Solve for x
    x = 3,210,231,118.00/80,066.12
  6. Step 6: Final answer
    x = 40,094.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.