Home / 107,810.16-161,765.46-41,228.36

Finding the Fourth Proportional to 107,810.16, 161,765.46 and 41,228.36

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Solution

The fourth proportional to 107,810.16, 161,765.46 and 41,228.36 is: 61,861.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,810.16 : 161,765.46 = 41,228.36 : x
  2. Step 2: Convert to fraction form
    107,810.16/161,765.46 = 41,228.36/x
  3. Step 3: Cross multiply
    107,810.16x = 161,765.46 × 41,228.36
  4. Step 4: Simplify right side
    107,810.16x = 6,669,324,620.45
  5. Step 5: Solve for x
    x = 6,669,324,620.45/107,810.16
  6. Step 6: Final answer
    x = 61,861.74

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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.