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Finding the Fourth Proportional to 57,410.68, 86,155.74 and 22,350.52

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Solution

The fourth proportional to 57,410.68, 86,155.74 and 22,350.52 is: 33,541.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,410.68 : 86,155.74 = 22,350.52 : x
  2. Step 2: Convert to fraction form
    57,410.68/86,155.74 = 22,350.52/x
  3. Step 3: Cross multiply
    57,410.68x = 86,155.74 × 22,350.52
  4. Step 4: Simplify right side
    57,410.68x = 1,925,625,589.98
  5. Step 5: Solve for x
    x = 1,925,625,589.98/57,410.68
  6. Step 6: Final answer
    x = 33,541.24

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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.