Home / 218,844.65-302,007.94-123,351.35

Finding the Fourth Proportional to 218,844.65, 302,007.94 and 123,351.35

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Solution

The fourth proportional to 218,844.65, 302,007.94 and 123,351.35 is: 170,226.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,844.65 : 302,007.94 = 123,351.35 : x
  2. Step 2: Convert to fraction form
    218,844.65/302,007.94 = 123,351.35/x
  3. Step 3: Cross multiply
    218,844.65x = 302,007.94 × 123,351.35
  4. Step 4: Simplify right side
    218,844.65x = 37,253,085,291.30
  5. Step 5: Solve for x
    x = 37,253,085,291.30/218,844.65
  6. Step 6: Final answer
    x = 170,226.16

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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.