Home / 248,864.20-343,301.64-168,318.80

Finding the Fourth Proportional to 248,864.20, 343,301.64 and 168,318.80

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Solution

The fourth proportional to 248,864.20, 343,301.64 and 168,318.80 is: 232,191.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,864.20 : 343,301.64 = 168,318.80 : x
  2. Step 2: Convert to fraction form
    248,864.20/343,301.64 = 168,318.80/x
  3. Step 3: Cross multiply
    248,864.20x = 343,301.64 × 168,318.80
  4. Step 4: Simplify right side
    248,864.20x = 57,784,120,082.83
  5. Step 5: Solve for x
    x = 57,784,120,082.83/248,864.20
  6. Step 6: Final answer
    x = 232,191.37

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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.