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Finding the Fourth Proportional to 56,846.61, 85,221.72 and 23,545.89

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Solution

The fourth proportional to 56,846.61, 85,221.72 and 23,545.89 is: 35,298.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,846.61 : 85,221.72 = 23,545.89 : x
  2. Step 2: Convert to fraction form
    56,846.61/85,221.72 = 23,545.89/x
  3. Step 3: Cross multiply
    56,846.61x = 85,221.72 × 23,545.89
  4. Step 4: Simplify right side
    56,846.61x = 2,006,621,244.73
  5. Step 5: Solve for x
    x = 2,006,621,244.73/56,846.61
  6. Step 6: Final answer
    x = 35,298.87

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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.