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Finding the Fourth Proportional to 225,393.72, 310,665.42 and 179,925.99

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Solution

The fourth proportional to 225,393.72, 310,665.42 and 179,925.99 is: 247,996.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,393.72 : 310,665.42 = 179,925.99 : x
  2. Step 2: Convert to fraction form
    225,393.72/310,665.42 = 179,925.99/x
  3. Step 3: Cross multiply
    225,393.72x = 310,665.42 × 179,925.99
  4. Step 4: Simplify right side
    225,393.72x = 55,896,783,252.27
  5. Step 5: Solve for x
    x = 55,896,783,252.27/225,393.72
  6. Step 6: Final answer
    x = 247,996.19

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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.