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Finding the Fourth Proportional to 252,352.86, 378,418.50 and 94,470.60

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Solution

The fourth proportional to 252,352.86, 378,418.50 and 94,470.60 is: 141,664.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,352.86 : 378,418.50 = 94,470.60 : x
  2. Step 2: Convert to fraction form
    252,352.86/378,418.50 = 94,470.60/x
  3. Step 3: Cross multiply
    252,352.86x = 378,418.50 × 94,470.60
  4. Step 4: Simplify right side
    252,352.86x = 35,749,422,746.10
  5. Step 5: Solve for x
    x = 35,749,422,746.10/252,352.86
  6. Step 6: Final answer
    x = 141,664.42

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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.