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Finding the Fourth Proportional to 57,599.32, 86,410.74 and 32,650.51

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Solution

The fourth proportional to 57,599.32, 86,410.74 and 32,650.51 is: 48,982.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,599.32 : 86,410.74 = 32,650.51 : x
  2. Step 2: Convert to fraction form
    57,599.32/86,410.74 = 32,650.51/x
  3. Step 3: Cross multiply
    57,599.32x = 86,410.74 × 32,650.51
  4. Step 4: Simplify right side
    57,599.32x = 2,821,354,730.48
  5. Step 5: Solve for x
    x = 2,821,354,730.48/57,599.32
  6. Step 6: Final answer
    x = 48,982.43

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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.