Home / 299,736.20-413,631.09-163,767.24

Finding the Fourth Proportional to 299,736.20, 413,631.09 and 163,767.24

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Solution

The fourth proportional to 299,736.20, 413,631.09 and 163,767.24 is: 225,996.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,736.20 : 413,631.09 = 163,767.24 : x
  2. Step 2: Convert to fraction form
    299,736.20/413,631.09 = 163,767.24/x
  3. Step 3: Cross multiply
    299,736.20x = 413,631.09 × 163,767.24
  4. Step 4: Simplify right side
    299,736.20x = 67,739,221,987.49
  5. Step 5: Solve for x
    x = 67,739,221,987.49/299,736.20
  6. Step 6: Final answer
    x = 225,996.13

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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.