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Finding the Fourth Proportional to 168,339.52, 251,885.58 and 134,958.61

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Solution

The fourth proportional to 168,339.52, 251,885.58 and 134,958.61 is: 201,937.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,339.52 : 251,885.58 = 134,958.61 : x
  2. Step 2: Convert to fraction form
    168,339.52/251,885.58 = 134,958.61/x
  3. Step 3: Cross multiply
    168,339.52x = 251,885.58 × 134,958.61
  4. Step 4: Simplify right side
    168,339.52x = 33,994,127,755.84
  5. Step 5: Solve for x
    x = 33,994,127,755.84/168,339.52
  6. Step 6: Final answer
    x = 201,937.89

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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.