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Finding the Fourth Proportional to 181,795.56, 250,796.90 and 106,310.76

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Solution

The fourth proportional to 181,795.56, 250,796.90 and 106,310.76 is: 146,661.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,795.56 : 250,796.90 = 106,310.76 : x
  2. Step 2: Convert to fraction form
    181,795.56/250,796.90 = 106,310.76/x
  3. Step 3: Cross multiply
    181,795.56x = 250,796.90 × 106,310.76
  4. Step 4: Simplify right side
    181,795.56x = 26,662,409,044.64
  5. Step 5: Solve for x
    x = 26,662,409,044.64/181,795.56
  6. Step 6: Final answer
    x = 146,661.50

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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.