Home / 80,171.09-120,222.81-24,019.18

Finding the Fourth Proportional to 80,171.09, 120,222.81 and 24,019.18

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Solution

The fourth proportional to 80,171.09, 120,222.81 and 24,019.18 is: 36,018.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,171.09 : 120,222.81 = 24,019.18 : x
  2. Step 2: Convert to fraction form
    80,171.09/120,222.81 = 24,019.18/x
  3. Step 3: Cross multiply
    80,171.09x = 120,222.81 × 24,019.18
  4. Step 4: Simplify right side
    80,171.09x = 2,887,653,621.64
  5. Step 5: Solve for x
    x = 2,887,653,621.64/80,171.09
  6. Step 6: Final answer
    x = 36,018.64

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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.