Home / 150,842.40-226,346.70-91,719.58

Finding the Fourth Proportional to 150,842.40, 226,346.70 and 91,719.58

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Solution

The fourth proportional to 150,842.40, 226,346.70 and 91,719.58 is: 137,629.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,842.40 : 226,346.70 = 91,719.58 : x
  2. Step 2: Convert to fraction form
    150,842.40/226,346.70 = 91,719.58/x
  3. Step 3: Cross multiply
    150,842.40x = 226,346.70 × 91,719.58
  4. Step 4: Simplify right side
    150,842.40x = 20,760,424,258.39
  5. Step 5: Solve for x
    x = 20,760,424,258.39/150,842.40
  6. Step 6: Final answer
    x = 137,629.90

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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.