Home / 253,144.08-379,731.78-93,263.04

Finding the Fourth Proportional to 253,144.08, 379,731.78 and 93,263.04

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Solution

The fourth proportional to 253,144.08, 379,731.78 and 93,263.04 is: 139,900.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,144.08 : 379,731.78 = 93,263.04 : x
  2. Step 2: Convert to fraction form
    253,144.08/379,731.78 = 93,263.04/x
  3. Step 3: Cross multiply
    253,144.08x = 379,731.78 × 93,263.04
  4. Step 4: Simplify right side
    253,144.08x = 35,414,940,187.41
  5. Step 5: Solve for x
    x = 35,414,940,187.41/253,144.08
  6. Step 6: Final answer
    x = 139,900.33

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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.