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Finding the Fourth Proportional to 62,093.64, 92,689.66 and 57,467.88

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Solution

The fourth proportional to 62,093.64, 92,689.66 and 57,467.88 is: 85,784.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,093.64 : 92,689.66 = 57,467.88 : x
  2. Step 2: Convert to fraction form
    62,093.64/92,689.66 = 57,467.88/x
  3. Step 3: Cross multiply
    62,093.64x = 92,689.66 × 57,467.88
  4. Step 4: Simplify right side
    62,093.64x = 5,326,678,258.12
  5. Step 5: Solve for x
    x = 5,326,678,258.12/62,093.64
  6. Step 6: Final answer
    x = 85,784.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.