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Finding the Fourth Proportional to 157,757.88, 236,496.50 and 57,895.22

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Solution

The fourth proportional to 157,757.88, 236,496.50 and 57,895.22 is: 86,791.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,757.88 : 236,496.50 = 57,895.22 : x
  2. Step 2: Convert to fraction form
    157,757.88/236,496.50 = 57,895.22/x
  3. Step 3: Cross multiply
    157,757.88x = 236,496.50 × 57,895.22
  4. Step 4: Simplify right side
    157,757.88x = 13,692,016,896.73
  5. Step 5: Solve for x
    x = 13,692,016,896.73/157,757.88
  6. Step 6: Final answer
    x = 86,791.33

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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.