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Finding the Fourth Proportional to 71,052.83, 106,556.16 and 23,655.19

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Solution

The fourth proportional to 71,052.83, 106,556.16 and 23,655.19 is: 35,475.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,052.83 : 106,556.16 = 23,655.19 : x
  2. Step 2: Convert to fraction form
    71,052.83/106,556.16 = 23,655.19/x
  3. Step 3: Cross multiply
    71,052.83x = 106,556.16 × 23,655.19
  4. Step 4: Simplify right side
    71,052.83x = 2,520,605,677.69
  5. Step 5: Solve for x
    x = 2,520,605,677.69/71,052.83
  6. Step 6: Final answer
    x = 35,475.09

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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.