Home / 250,979.74-346,351.03-143,549.62

Finding the Fourth Proportional to 250,979.74, 346,351.03 and 143,549.62

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Solution

The fourth proportional to 250,979.74, 346,351.03 and 143,549.62 is: 198,097.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,979.74 : 346,351.03 = 143,549.62 : x
  2. Step 2: Convert to fraction form
    250,979.74/346,351.03 = 143,549.62/x
  3. Step 3: Cross multiply
    250,979.74x = 346,351.03 × 143,549.62
  4. Step 4: Simplify right side
    250,979.74x = 49,718,558,743.11
  5. Step 5: Solve for x
    x = 49,718,558,743.11/250,979.74
  6. Step 6: Final answer
    x = 198,097.90

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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.