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Finding the Fourth Proportional to 235,179.54, 353,223.32 and 201,521.61

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Solution

The fourth proportional to 235,179.54, 353,223.32 and 201,521.61 is: 302,671.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,179.54 : 353,223.32 = 201,521.61 : x
  2. Step 2: Convert to fraction form
    235,179.54/353,223.32 = 201,521.61/x
  3. Step 3: Cross multiply
    235,179.54x = 353,223.32 × 201,521.61
  4. Step 4: Simplify right side
    235,179.54x = 71,182,131,128.34
  5. Step 5: Solve for x
    x = 71,182,131,128.34/235,179.54
  6. Step 6: Final answer
    x = 302,671.44

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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.