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Finding the Fourth Proportional to 306,160.89, 459,249.98 and 84,544.89

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Solution

The fourth proportional to 306,160.89, 459,249.98 and 84,544.89 is: 126,819.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,160.89 : 459,249.98 = 84,544.89 : x
  2. Step 2: Convert to fraction form
    306,160.89/459,249.98 = 84,544.89/x
  3. Step 3: Cross multiply
    306,160.89x = 459,249.98 × 84,544.89
  4. Step 4: Simplify right side
    306,160.89x = 38,827,238,618.88
  5. Step 5: Solve for x
    x = 38,827,238,618.88/306,160.89
  6. Step 6: Final answer
    x = 126,819.72

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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.