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Finding the Fourth Proportional to 57,318.66, 85,965.12 and 24,076.26

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Solution

The fourth proportional to 57,318.66, 85,965.12 and 24,076.26 is: 36,108.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,318.66 : 85,965.12 = 24,076.26 : x
  2. Step 2: Convert to fraction form
    57,318.66/85,965.12 = 24,076.26/x
  3. Step 3: Cross multiply
    57,318.66x = 85,965.12 × 24,076.26
  4. Step 4: Simplify right side
    57,318.66x = 2,069,718,580.05
  5. Step 5: Solve for x
    x = 2,069,718,580.05/57,318.66
  6. Step 6: Final answer
    x = 36,108.98

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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.