Home / 229,219.20-343,827.18-161,472.42

Finding the Fourth Proportional to 229,219.20, 343,827.18 and 161,472.42

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Solution

The fourth proportional to 229,219.20, 343,827.18 and 161,472.42 is: 242,207.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,219.20 : 343,827.18 = 161,472.42 : x
  2. Step 2: Convert to fraction form
    229,219.20/343,827.18 = 161,472.42/x
  3. Step 3: Cross multiply
    229,219.20x = 343,827.18 × 161,472.42
  4. Step 4: Simplify right side
    229,219.20x = 55,518,606,816.38
  5. Step 5: Solve for x
    x = 55,518,606,816.38/229,219.20
  6. Step 6: Final answer
    x = 242,207.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.