Home / 107,441.70-161,118.19-46,655.92

Finding the Fourth Proportional to 107,441.70, 161,118.19 and 46,655.92

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Solution

The fourth proportional to 107,441.70, 161,118.19 and 46,655.92 is: 69,964.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,441.70 : 161,118.19 = 46,655.92 : x
  2. Step 2: Convert to fraction form
    107,441.70/161,118.19 = 46,655.92/x
  3. Step 3: Cross multiply
    107,441.70x = 161,118.19 × 46,655.92
  4. Step 4: Simplify right side
    107,441.70x = 7,517,117,383.18
  5. Step 5: Solve for x
    x = 7,517,117,383.18/107,441.70
  6. Step 6: Final answer
    x = 69,964.62

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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.