Home / 93,257.97-139,906.85-30,081.65

Finding the Fourth Proportional to 93,257.97, 139,906.85 and 30,081.65

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Solution

The fourth proportional to 93,257.97, 139,906.85 and 30,081.65 is: 45,128.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,257.97 : 139,906.85 = 30,081.65 : x
  2. Step 2: Convert to fraction form
    93,257.97/139,906.85 = 30,081.65/x
  3. Step 3: Cross multiply
    93,257.97x = 139,906.85 × 30,081.65
  4. Step 4: Simplify right side
    93,257.97x = 4,208,628,044.36
  5. Step 5: Solve for x
    x = 4,208,628,044.36/93,257.97
  6. Step 6: Final answer
    x = 45,128.88

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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.