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Finding the Fourth Proportional to 124,550.78, 186,857.45 and 35,804.44

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Solution

The fourth proportional to 124,550.78, 186,857.45 and 35,804.44 is: 53,715.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,550.78 : 186,857.45 = 35,804.44 : x
  2. Step 2: Convert to fraction form
    124,550.78/186,857.45 = 35,804.44/x
  3. Step 3: Cross multiply
    124,550.78x = 186,857.45 × 35,804.44
  4. Step 4: Simplify right side
    124,550.78x = 6,690,325,979.45
  5. Step 5: Solve for x
    x = 6,690,325,979.45/124,550.78
  6. Step 6: Final answer
    x = 53,715.65

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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.