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Finding the Fourth Proportional to 45,889.82, 68,834.74 and 16,308.83

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Solution

The fourth proportional to 45,889.82, 68,834.74 and 16,308.83 is: 24,463.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,889.82 : 68,834.74 = 16,308.83 : x
  2. Step 2: Convert to fraction form
    45,889.82/68,834.74 = 16,308.83/x
  3. Step 3: Cross multiply
    45,889.82x = 68,834.74 × 16,308.83
  4. Step 4: Simplify right side
    45,889.82x = 1,122,613,801.58
  5. Step 5: Solve for x
    x = 1,122,613,801.58/45,889.82
  6. Step 6: Final answer
    x = 24,463.24

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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.