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Finding the Fourth Proportional to 183,555.48, 275,346.48 and 76,832.11

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Solution

The fourth proportional to 183,555.48, 275,346.48 and 76,832.11 is: 115,253.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,555.48 : 275,346.48 = 76,832.11 : x
  2. Step 2: Convert to fraction form
    183,555.48/275,346.48 = 76,832.11/x
  3. Step 3: Cross multiply
    183,555.48x = 275,346.48 × 76,832.11
  4. Step 4: Simplify right side
    183,555.48x = 21,155,449,662.74
  5. Step 5: Solve for x
    x = 21,155,449,662.74/183,555.48
  6. Step 6: Final answer
    x = 115,253.71

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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.