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Finding the Fourth Proportional to 167,794.52, 251,396.53 and 157,805.39

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Solution

The fourth proportional to 167,794.52, 251,396.53 and 157,805.39 is: 236,430.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,794.52 : 251,396.53 = 157,805.39 : x
  2. Step 2: Convert to fraction form
    167,794.52/251,396.53 = 157,805.39/x
  3. Step 3: Cross multiply
    167,794.52x = 251,396.53 × 157,805.39
  4. Step 4: Simplify right side
    167,794.52x = 39,671,727,695.27
  5. Step 5: Solve for x
    x = 39,671,727,695.27/167,794.52
  6. Step 6: Final answer
    x = 236,430.42

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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.