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Finding the Fourth Proportional to 45,676.80, 68,545.80 and 16,094.70

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Solution

The fourth proportional to 45,676.80, 68,545.80 and 16,094.70 is: 24,152.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,676.80 : 68,545.80 = 16,094.70 : x
  2. Step 2: Convert to fraction form
    45,676.80/68,545.80 = 16,094.70/x
  3. Step 3: Cross multiply
    45,676.80x = 68,545.80 × 16,094.70
  4. Step 4: Simplify right side
    45,676.80x = 1,103,224,087.26
  5. Step 5: Solve for x
    x = 1,103,224,087.26/45,676.80
  6. Step 6: Final answer
    x = 24,152.83

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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.