Home / 299,712.23-413,631.49-163,766.85

Finding the Fourth Proportional to 299,712.23, 413,631.49 and 163,766.85

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Solution

The fourth proportional to 299,712.23, 413,631.49 and 163,766.85 is: 226,013.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,712.23 : 413,631.49 = 163,766.85 : x
  2. Step 2: Convert to fraction form
    299,712.23/413,631.49 = 163,766.85/x
  3. Step 3: Cross multiply
    299,712.23x = 413,631.49 × 163,766.85
  4. Step 4: Simplify right side
    299,712.23x = 67,739,126,178.11
  5. Step 5: Solve for x
    x = 67,739,126,178.11/299,712.23
  6. Step 6: Final answer
    x = 226,013.89

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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.