Home / 80,051.73-119,982.17-37,299.81

Finding the Fourth Proportional to 80,051.73, 119,982.17 and 37,299.81

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Solution

The fourth proportional to 80,051.73, 119,982.17 and 37,299.81 is: 55,905.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,051.73 : 119,982.17 = 37,299.81 : x
  2. Step 2: Convert to fraction form
    80,051.73/119,982.17 = 37,299.81/x
  3. Step 3: Cross multiply
    80,051.73x = 119,982.17 × 37,299.81
  4. Step 4: Simplify right side
    80,051.73x = 4,475,311,957.89
  5. Step 5: Solve for x
    x = 4,475,311,957.89/80,051.73
  6. Step 6: Final answer
    x = 55,905.25

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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.