Home / 107,394.48-161,046.60-40,797.84

Finding the Fourth Proportional to 107,394.48, 161,046.60 and 40,797.84

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Solution

The fourth proportional to 107,394.48, 161,046.60 and 40,797.84 is: 61,179.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,394.48 : 161,046.60 = 40,797.84 : x
  2. Step 2: Convert to fraction form
    107,394.48/161,046.60 = 40,797.84/x
  3. Step 3: Cross multiply
    107,394.48x = 161,046.60 × 40,797.84
  4. Step 4: Simplify right side
    107,394.48x = 6,570,353,419.34
  5. Step 5: Solve for x
    x = 6,570,353,419.34/107,394.48
  6. Step 6: Final answer
    x = 61,179.62

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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.