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Finding the Fourth Proportional to 57,597.45, 86,201.10 and 35,424.87

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Solution

The fourth proportional to 57,597.45, 86,201.10 and 35,424.87 is: 53,017.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,597.45 : 86,201.10 = 35,424.87 : x
  2. Step 2: Convert to fraction form
    57,597.45/86,201.10 = 35,424.87/x
  3. Step 3: Cross multiply
    57,597.45x = 86,201.10 × 35,424.87
  4. Step 4: Simplify right side
    57,597.45x = 3,053,662,761.36
  5. Step 5: Solve for x
    x = 3,053,662,761.36/57,597.45
  6. Step 6: Final answer
    x = 53,017.33

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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.