Home / 69,732.83-104,600.40-36,517.76

Finding the Fourth Proportional to 69,732.83, 104,600.40 and 36,517.76

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Solution

The fourth proportional to 69,732.83, 104,600.40 and 36,517.76 is: 54,777.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,732.83 : 104,600.40 = 36,517.76 : x
  2. Step 2: Convert to fraction form
    69,732.83/104,600.40 = 36,517.76/x
  3. Step 3: Cross multiply
    69,732.83x = 104,600.40 × 36,517.76
  4. Step 4: Simplify right side
    69,732.83x = 3,819,772,303.10
  5. Step 5: Solve for x
    x = 3,819,772,303.10/69,732.83
  6. Step 6: Final answer
    x = 54,777.24

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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.