Home / 75,181.97-112,737.66-43,601.02

Finding the Fourth Proportional to 75,181.97, 112,737.66 and 43,601.02

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Solution

The fourth proportional to 75,181.97, 112,737.66 and 43,601.02 is: 65,381.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,181.97 : 112,737.66 = 43,601.02 : x
  2. Step 2: Convert to fraction form
    75,181.97/112,737.66 = 43,601.02/x
  3. Step 3: Cross multiply
    75,181.97x = 112,737.66 × 43,601.02
  4. Step 4: Simplify right side
    75,181.97x = 4,915,476,523.07
  5. Step 5: Solve for x
    x = 4,915,476,523.07/75,181.97
  6. Step 6: Final answer
    x = 65,381.05

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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.