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Finding the Fourth Proportional to 52,338.83, 72,226.04 and 29,679.89

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Solution

The fourth proportional to 52,338.83, 72,226.04 and 29,679.89 is: 40,957.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,338.83 : 72,226.04 = 29,679.89 : x
  2. Step 2: Convert to fraction form
    52,338.83/72,226.04 = 29,679.89/x
  3. Step 3: Cross multiply
    52,338.83x = 72,226.04 × 29,679.89
  4. Step 4: Simplify right side
    52,338.83x = 2,143,660,922.34
  5. Step 5: Solve for x
    x = 2,143,660,922.34/52,338.83
  6. Step 6: Final answer
    x = 40,957.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.