Home / 93,867.12-140,743.91-36,872.80

Finding the Fourth Proportional to 93,867.12, 140,743.91 and 36,872.80

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Solution

The fourth proportional to 93,867.12, 140,743.91 and 36,872.80 is: 55,286.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,867.12 : 140,743.91 = 36,872.80 : x
  2. Step 2: Convert to fraction form
    93,867.12/140,743.91 = 36,872.80/x
  3. Step 3: Cross multiply
    93,867.12x = 140,743.91 × 36,872.80
  4. Step 4: Simplify right side
    93,867.12x = 5,189,622,044.65
  5. Step 5: Solve for x
    x = 5,189,622,044.65/93,867.12
  6. Step 6: Final answer
    x = 55,286.90

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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.