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Finding the Fourth Proportional to 109,618.97, 164,433.03 and 34,737.46

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Solution

The fourth proportional to 109,618.97, 164,433.03 and 34,737.46 is: 52,107.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,618.97 : 164,433.03 = 34,737.46 : x
  2. Step 2: Convert to fraction form
    109,618.97/164,433.03 = 34,737.46/x
  3. Step 3: Cross multiply
    109,618.97x = 164,433.03 × 34,737.46
  4. Step 4: Simplify right side
    109,618.97x = 5,711,984,806.45
  5. Step 5: Solve for x
    x = 5,711,984,806.45/109,618.97
  6. Step 6: Final answer
    x = 52,107.63

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1.5x scale

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.