Home / 299,918.26-413,886.18-163,952.20

Finding the Fourth Proportional to 299,918.26, 413,886.18 and 163,952.20

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Solution

The fourth proportional to 299,918.26, 413,886.18 and 163,952.20 is: 226,253.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,918.26 : 413,886.18 = 163,952.20 : x
  2. Step 2: Convert to fraction form
    299,918.26/413,886.18 = 163,952.20/x
  3. Step 3: Cross multiply
    299,918.26x = 413,886.18 × 163,952.20
  4. Step 4: Simplify right side
    299,918.26x = 67,857,549,760.60
  5. Step 5: Solve for x
    x = 67,857,549,760.60/299,918.26
  6. Step 6: Final answer
    x = 226,253.48

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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.