Home / 116,948.54-161,382.36-65,958.22

Finding the Fourth Proportional to 116,948.54, 161,382.36 and 65,958.22

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Solution

The fourth proportional to 116,948.54, 161,382.36 and 65,958.22 is: 91,018.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,948.54 : 161,382.36 = 65,958.22 : x
  2. Step 2: Convert to fraction form
    116,948.54/161,382.36 = 65,958.22/x
  3. Step 3: Cross multiply
    116,948.54x = 161,382.36 × 65,958.22
  4. Step 4: Simplify right side
    116,948.54x = 10,644,493,975.73
  5. Step 5: Solve for x
    x = 10,644,493,975.73/116,948.54
  6. Step 6: Final answer
    x = 91,018.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.