Home / 71,228.12-106,783.62-41,572.76

Finding the Fourth Proportional to 71,228.12, 106,783.62 and 41,572.76

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Solution

The fourth proportional to 71,228.12, 106,783.62 and 41,572.76 is: 62,324.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,228.12 : 106,783.62 = 41,572.76 : x
  2. Step 2: Convert to fraction form
    71,228.12/106,783.62 = 41,572.76/x
  3. Step 3: Cross multiply
    71,228.12x = 106,783.62 × 41,572.76
  4. Step 4: Simplify right side
    71,228.12x = 4,439,289,806.19
  5. Step 5: Solve for x
    x = 4,439,289,806.19/71,228.12
  6. Step 6: Final answer
    x = 62,324.96

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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.