Home / 229,402.45-344,025.24-87,213.43

Finding the Fourth Proportional to 229,402.45, 344,025.24 and 87,213.43

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Solution

The fourth proportional to 229,402.45, 344,025.24 and 87,213.43 is: 130,790.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,402.45 : 344,025.24 = 87,213.43 : x
  2. Step 2: Convert to fraction form
    229,402.45/344,025.24 = 87,213.43/x
  3. Step 3: Cross multiply
    229,402.45x = 344,025.24 × 87,213.43
  4. Step 4: Simplify right side
    229,402.45x = 30,003,621,186.97
  5. Step 5: Solve for x
    x = 30,003,621,186.97/229,402.45
  6. Step 6: Final answer
    x = 130,790.33

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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.