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Finding the Fourth Proportional to 254,951.52, 351,813.84 and 141,764.64

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Solution

The fourth proportional to 254,951.52, 351,813.84 and 141,764.64 is: 195,624.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,951.52 : 351,813.84 = 141,764.64 : x
  2. Step 2: Convert to fraction form
    254,951.52/351,813.84 = 141,764.64/x
  3. Step 3: Cross multiply
    254,951.52x = 351,813.84 × 141,764.64
  4. Step 4: Simplify right side
    254,951.52x = 49,874,762,374.62
  5. Step 5: Solve for x
    x = 49,874,762,374.62/254,951.52
  6. Step 6: Final answer
    x = 195,624.50

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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.