Home / 229,975.40-344,979.30-130,183.40

Finding the Fourth Proportional to 229,975.40, 344,979.30 and 130,183.40

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Solution

The fourth proportional to 229,975.40, 344,979.30 and 130,183.40 is: 195,284.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,975.40 : 344,979.30 = 130,183.40 : x
  2. Step 2: Convert to fraction form
    229,975.40/344,979.30 = 130,183.40/x
  3. Step 3: Cross multiply
    229,975.40x = 344,979.30 × 130,183.40
  4. Step 4: Simplify right side
    229,975.40x = 44,910,578,203.62
  5. Step 5: Solve for x
    x = 44,910,578,203.62/229,975.40
  6. Step 6: Final answer
    x = 195,284.27

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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.