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Finding the Fourth Proportional to 67,798.64, 101,717.00 and 25,103.43

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Solution

The fourth proportional to 67,798.64, 101,717.00 and 25,103.43 is: 37,662.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,798.64 : 101,717.00 = 25,103.43 : x
  2. Step 2: Convert to fraction form
    67,798.64/101,717.00 = 25,103.43/x
  3. Step 3: Cross multiply
    67,798.64x = 101,717.00 × 25,103.43
  4. Step 4: Simplify right side
    67,798.64x = 2,553,445,083.77
  5. Step 5: Solve for x
    x = 2,553,445,083.77/67,798.64
  6. Step 6: Final answer
    x = 37,662.19

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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.