Home / 157,694.22-236,453.82-52,455.78

Finding the Fourth Proportional to 157,694.22, 236,453.82 and 52,455.78

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Solution

The fourth proportional to 157,694.22, 236,453.82 and 52,455.78 is: 78,654.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,694.22 : 236,453.82 = 52,455.78 : x
  2. Step 2: Convert to fraction form
    157,694.22/236,453.82 = 52,455.78/x
  3. Step 3: Cross multiply
    157,694.22x = 236,453.82 × 52,455.78
  4. Step 4: Simplify right side
    157,694.22x = 12,403,369,562.08
  5. Step 5: Solve for x
    x = 12,403,369,562.08/157,694.22
  6. Step 6: Final answer
    x = 78,654.56

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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.