Home / 67,446.62-93,072.36-37,231.20

Finding the Fourth Proportional to 67,446.62, 93,072.36 and 37,231.20

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Solution

The fourth proportional to 67,446.62, 93,072.36 and 37,231.20 is: 51,376.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,446.62 : 93,072.36 = 37,231.20 : x
  2. Step 2: Convert to fraction form
    67,446.62/93,072.36 = 37,231.20/x
  3. Step 3: Cross multiply
    67,446.62x = 93,072.36 × 37,231.20
  4. Step 4: Simplify right side
    67,446.62x = 3,465,195,649.63
  5. Step 5: Solve for x
    x = 3,465,195,649.63/67,446.62
  6. Step 6: Final answer
    x = 51,376.86

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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.