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Finding the Fourth Proportional to 60,893.43, 91,422.98 and 34,258.16

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Solution

The fourth proportional to 60,893.43, 91,422.98 and 34,258.16 is: 51,433.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,893.43 : 91,422.98 = 34,258.16 : x
  2. Step 2: Convert to fraction form
    60,893.43/91,422.98 = 34,258.16/x
  3. Step 3: Cross multiply
    60,893.43x = 91,422.98 × 34,258.16
  4. Step 4: Simplify right side
    60,893.43x = 3,131,983,165.90
  5. Step 5: Solve for x
    x = 3,131,983,165.90/60,893.43
  6. Step 6: Final answer
    x = 51,433.84

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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.