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Finding the Fourth Proportional to 176,939.80, 248,337.80 and 176,939.80

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Solution

The fourth proportional to 176,939.80, 248,337.80 and 176,939.80 is: 248,337.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,939.80 : 248,337.80 = 176,939.80 : x
  2. Step 2: Convert to fraction form
    176,939.80/248,337.80 = 176,939.80/x
  3. Step 3: Cross multiply
    176,939.80x = 248,337.80 × 176,939.80
  4. Step 4: Simplify right side
    176,939.80x = 43,940,840,664.44
  5. Step 5: Solve for x
    x = 43,940,840,664.44/176,939.80
  6. Step 6: Final answer
    x = 248,337.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.