Home / 73,680.42-110,553.30-38,611.74

Finding the Fourth Proportional to 73,680.42, 110,553.30 and 38,611.74

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Solution

The fourth proportional to 73,680.42, 110,553.30 and 38,611.74 is: 57,934.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,680.42 : 110,553.30 = 38,611.74 : x
  2. Step 2: Convert to fraction form
    73,680.42/110,553.30 = 38,611.74/x
  3. Step 3: Cross multiply
    73,680.42x = 110,553.30 × 38,611.74
  4. Step 4: Simplify right side
    73,680.42x = 4,268,655,275.74
  5. Step 5: Solve for x
    x = 4,268,655,275.74/73,680.42
  6. Step 6: Final answer
    x = 57,934.73

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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.