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Finding the Fourth Proportional to 238,969.44, 358,512.48 and 72,757.44

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Solution

The fourth proportional to 238,969.44, 358,512.48 and 72,757.44 is: 109,153.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,969.44 : 358,512.48 = 72,757.44 : x
  2. Step 2: Convert to fraction form
    238,969.44/358,512.48 = 72,757.44/x
  3. Step 3: Cross multiply
    238,969.44x = 358,512.48 × 72,757.44
  4. Step 4: Simplify right side
    238,969.44x = 26,084,450,252.85
  5. Step 5: Solve for x
    x = 26,084,450,252.85/238,969.44
  6. Step 6: Final answer
    x = 109,153.92

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1.5x scale

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.