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Finding the Fourth Proportional to 238,792.67, 329,523.49 and 131,355.89

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Solution

The fourth proportional to 238,792.67, 329,523.49 and 131,355.89 is: 181,265.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,792.67 : 329,523.49 = 131,355.89 : x
  2. Step 2: Convert to fraction form
    238,792.67/329,523.49 = 131,355.89/x
  3. Step 3: Cross multiply
    238,792.67x = 329,523.49 × 131,355.89
  4. Step 4: Simplify right side
    238,792.67x = 43,284,851,304.86
  5. Step 5: Solve for x
    x = 43,284,851,304.86/238,792.67
  6. Step 6: Final answer
    x = 181,265.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.