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Finding the Fourth Proportional to 57,353.40, 86,035.41 and 22,295.70

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Solution

The fourth proportional to 57,353.40, 86,035.41 and 22,295.70 is: 33,445.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,353.40 : 86,035.41 = 22,295.70 : x
  2. Step 2: Convert to fraction form
    57,353.40/86,035.41 = 22,295.70/x
  3. Step 3: Cross multiply
    57,353.40x = 86,035.41 × 22,295.70
  4. Step 4: Simplify right side
    57,353.40x = 1,918,219,690.74
  5. Step 5: Solve for x
    x = 1,918,219,690.74/57,353.40
  6. Step 6: Final answer
    x = 33,445.61

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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.