Home / 231,979.72-348,004.14-107,333.32

Finding the Fourth Proportional to 231,979.72, 348,004.14 and 107,333.32

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Solution

The fourth proportional to 231,979.72, 348,004.14 and 107,333.32 is: 161,015.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,979.72 : 348,004.14 = 107,333.32 : x
  2. Step 2: Convert to fraction form
    231,979.72/348,004.14 = 107,333.32/x
  3. Step 3: Cross multiply
    231,979.72x = 348,004.14 × 107,333.32
  4. Step 4: Simplify right side
    231,979.72x = 37,352,439,719.94
  5. Step 5: Solve for x
    x = 37,352,439,719.94/231,979.72
  6. Step 6: Final answer
    x = 161,015.97

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1.5x scale

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.