Home / 107,840.38-161,718.44-41,258.38

Finding the Fourth Proportional to 107,840.38, 161,718.44 and 41,258.38

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Solution

The fourth proportional to 107,840.38, 161,718.44 and 41,258.38 is: 61,871.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,840.38 : 161,718.44 = 41,258.38 : x
  2. Step 2: Convert to fraction form
    107,840.38/161,718.44 = 41,258.38/x
  3. Step 3: Cross multiply
    107,840.38x = 161,718.44 × 41,258.38
  4. Step 4: Simplify right side
    107,840.38x = 6,672,240,850.53
  5. Step 5: Solve for x
    x = 6,672,240,850.53/107,840.38
  6. Step 6: Final answer
    x = 61,871.45

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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.