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Finding the Fourth Proportional to 237,879.52, 356,832.72 and 104,821.92

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Solution

The fourth proportional to 237,879.52, 356,832.72 and 104,821.92 is: 157,238.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,879.52 : 356,832.72 = 104,821.92 : x
  2. Step 2: Convert to fraction form
    237,879.52/356,832.72 = 104,821.92/x
  3. Step 3: Cross multiply
    237,879.52x = 356,832.72 × 104,821.92
  4. Step 4: Simplify right side
    237,879.52x = 37,403,890,829.22
  5. Step 5: Solve for x
    x = 37,403,890,829.22/237,879.52
  6. Step 6: Final answer
    x = 157,238.80

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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.