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Finding the Fourth Proportional to 57,230.79, 85,864.86 and 27,652.02

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Solution

The fourth proportional to 57,230.79, 85,864.86 and 27,652.02 is: 41,487.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,230.79 : 85,864.86 = 27,652.02 : x
  2. Step 2: Convert to fraction form
    57,230.79/85,864.86 = 27,652.02/x
  3. Step 3: Cross multiply
    57,230.79x = 85,864.86 × 27,652.02
  4. Step 4: Simplify right side
    57,230.79x = 2,374,336,826.02
  5. Step 5: Solve for x
    x = 2,374,336,826.02/57,230.79
  6. Step 6: Final answer
    x = 41,487.05

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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.