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Finding the Fourth Proportional to 65,233.73, 90,022.88 and 36,553.45

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Solution

The fourth proportional to 65,233.73, 90,022.88 and 36,553.45 is: 50,443.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,233.73 : 90,022.88 = 36,553.45 : x
  2. Step 2: Convert to fraction form
    65,233.73/90,022.88 = 36,553.45/x
  3. Step 3: Cross multiply
    65,233.73x = 90,022.88 × 36,553.45
  4. Step 4: Simplify right side
    65,233.73x = 3,290,646,842.94
  5. Step 5: Solve for x
    x = 3,290,646,842.94/65,233.73
  6. Step 6: Final answer
    x = 50,443.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.