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Finding the Fourth Proportional to 57,160.66, 85,750.08 and 23,863.58

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Solution

The fourth proportional to 57,160.66, 85,750.08 and 23,863.58 is: 35,799.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,160.66 : 85,750.08 = 23,863.58 : x
  2. Step 2: Convert to fraction form
    57,160.66/85,750.08 = 23,863.58/x
  3. Step 3: Cross multiply
    57,160.66x = 85,750.08 × 23,863.58
  4. Step 4: Simplify right side
    57,160.66x = 2,046,303,894.09
  5. Step 5: Solve for x
    x = 2,046,303,894.09/57,160.66
  6. Step 6: Final answer
    x = 35,799.16

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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.