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Finding the Fourth Proportional to 268,044.45, 369,884.52 and 147,184.89

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Solution

The fourth proportional to 268,044.45, 369,884.52 and 147,184.89 is: 203,105.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,044.45 : 369,884.52 = 147,184.89 : x
  2. Step 2: Convert to fraction form
    268,044.45/369,884.52 = 147,184.89/x
  3. Step 3: Cross multiply
    268,044.45x = 369,884.52 × 147,184.89
  4. Step 4: Simplify right side
    268,044.45x = 54,441,412,388.90
  5. Step 5: Solve for x
    x = 54,441,412,388.90/268,044.45
  6. Step 6: Final answer
    x = 203,105.91

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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.