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Finding the Fourth Proportional to 51,799.89, 77,699.84 and 16,263.87

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Solution

The fourth proportional to 51,799.89, 77,699.84 and 16,263.87 is: 24,395.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,799.89 : 77,699.84 = 16,263.87 : x
  2. Step 2: Convert to fraction form
    51,799.89/77,699.84 = 16,263.87/x
  3. Step 3: Cross multiply
    51,799.89x = 77,699.84 × 16,263.87
  4. Step 4: Simplify right side
    51,799.89x = 1,263,700,252.63
  5. Step 5: Solve for x
    x = 1,263,700,252.63/51,799.89
  6. Step 6: Final answer
    x = 24,395.81

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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.