Home / 227,454.52-313,785.76-131,905.84

Finding the Fourth Proportional to 227,454.52, 313,785.76 and 131,905.84

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Solution

The fourth proportional to 227,454.52, 313,785.76 and 131,905.84 is: 181,971.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,454.52 : 313,785.76 = 131,905.84 : x
  2. Step 2: Convert to fraction form
    227,454.52/313,785.76 = 131,905.84/x
  3. Step 3: Cross multiply
    227,454.52x = 313,785.76 × 131,905.84
  4. Step 4: Simplify right side
    227,454.52x = 41,390,174,252.84
  5. Step 5: Solve for x
    x = 41,390,174,252.84/227,454.52
  6. Step 6: Final answer
    x = 181,971.21

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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.