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Finding the Fourth Proportional to 59,162.31, 81,652.95 and 36,205.29

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Solution

The fourth proportional to 59,162.31, 81,652.95 and 36,205.29 is: 49,968.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,162.31 : 81,652.95 = 36,205.29 : x
  2. Step 2: Convert to fraction form
    59,162.31/81,652.95 = 36,205.29/x
  3. Step 3: Cross multiply
    59,162.31x = 81,652.95 × 36,205.29
  4. Step 4: Simplify right side
    59,162.31x = 2,956,268,734.11
  5. Step 5: Solve for x
    x = 2,956,268,734.11/59,162.31
  6. Step 6: Final answer
    x = 49,968.78

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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.