Home / 299,786.13-413,710.28-163,825.81

Finding the Fourth Proportional to 299,786.13, 413,710.28 and 163,825.81

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Solution

The fourth proportional to 299,786.13, 413,710.28 and 163,825.81 is: 226,082.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,786.13 : 413,710.28 = 163,825.81 : x
  2. Step 2: Convert to fraction form
    299,786.13/413,710.28 = 163,825.81/x
  3. Step 3: Cross multiply
    299,786.13x = 413,710.28 × 163,825.81
  4. Step 4: Simplify right side
    299,786.13x = 67,776,421,726.33
  5. Step 5: Solve for x
    x = 67,776,421,726.33/299,786.13
  6. Step 6: Final answer
    x = 226,082.58

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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.