Home / 297,957.13-411,180.83-163,821.13

Finding the Fourth Proportional to 297,957.13, 411,180.83 and 163,821.13

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Solution

The fourth proportional to 297,957.13, 411,180.83 and 163,821.13 is: 226,073.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,957.13 : 411,180.83 = 163,821.13 : x
  2. Step 2: Convert to fraction form
    297,957.13/411,180.83 = 163,821.13/x
  3. Step 3: Cross multiply
    297,957.13x = 411,180.83 × 163,821.13
  4. Step 4: Simplify right side
    297,957.13x = 67,360,108,204.94
  5. Step 5: Solve for x
    x = 67,360,108,204.94/297,957.13
  6. Step 6: Final answer
    x = 226,073.15

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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.