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Finding the Fourth Proportional to 255,044.79, 382,235.04 and 158,942.52

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Solution

The fourth proportional to 255,044.79, 382,235.04 and 158,942.52 is: 238,206.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,044.79 : 382,235.04 = 158,942.52 : x
  2. Step 2: Convert to fraction form
    255,044.79/382,235.04 = 158,942.52/x
  3. Step 3: Cross multiply
    255,044.79x = 382,235.04 × 158,942.52
  4. Step 4: Simplify right side
    255,044.79x = 60,753,400,489.90
  5. Step 5: Solve for x
    x = 60,753,400,489.90/255,044.79
  6. Step 6: Final answer
    x = 238,206.79

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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.