Home / 229,042.29-343,675.21-162,005.05

Finding the Fourth Proportional to 229,042.29, 343,675.21 and 162,005.05

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Solution

The fourth proportional to 229,042.29, 343,675.21 and 162,005.05 is: 243,086.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,042.29 : 343,675.21 = 162,005.05 : x
  2. Step 2: Convert to fraction form
    229,042.29/343,675.21 = 162,005.05/x
  3. Step 3: Cross multiply
    229,042.29x = 343,675.21 × 162,005.05
  4. Step 4: Simplify right side
    229,042.29x = 55,677,117,861.43
  5. Step 5: Solve for x
    x = 55,677,117,861.43/229,042.29
  6. Step 6: Final answer
    x = 243,086.63

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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.