Home / 229,300.62-343,824.64-122,809.38

Finding the Fourth Proportional to 229,300.62, 343,824.64 and 122,809.38

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Solution

The fourth proportional to 229,300.62, 343,824.64 and 122,809.38 is: 184,146.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,300.62 : 343,824.64 = 122,809.38 : x
  2. Step 2: Convert to fraction form
    229,300.62/343,824.64 = 122,809.38/x
  3. Step 3: Cross multiply
    229,300.62x = 343,824.64 × 122,809.38
  4. Step 4: Simplify right side
    229,300.62x = 42,224,890,867.12
  5. Step 5: Solve for x
    x = 42,224,890,867.12/229,300.62
  6. Step 6: Final answer
    x = 184,146.43

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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.