Home / 229,260.78-343,267.88-134,351.06

Finding the Fourth Proportional to 229,260.78, 343,267.88 and 134,351.06

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Solution

The fourth proportional to 229,260.78, 343,267.88 and 134,351.06 is: 201,161.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,260.78 : 343,267.88 = 134,351.06 : x
  2. Step 2: Convert to fraction form
    229,260.78/343,267.88 = 134,351.06/x
  3. Step 3: Cross multiply
    229,260.78x = 343,267.88 × 134,351.06
  4. Step 4: Simplify right side
    229,260.78x = 46,118,401,153.86
  5. Step 5: Solve for x
    x = 46,118,401,153.86/229,260.78
  6. Step 6: Final answer
    x = 201,161.32

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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.