Home / 229,322.40-343,983.60-123,034.20

Finding the Fourth Proportional to 229,322.40, 343,983.60 and 123,034.20

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Solution

The fourth proportional to 229,322.40, 343,983.60 and 123,034.20 is: 184,551.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,322.40 : 343,983.60 = 123,034.20 : x
  2. Step 2: Convert to fraction form
    229,322.40/343,983.60 = 123,034.20/x
  3. Step 3: Cross multiply
    229,322.40x = 343,983.60 × 123,034.20
  4. Step 4: Simplify right side
    229,322.40x = 42,321,747,039.12
  5. Step 5: Solve for x
    x = 42,321,747,039.12/229,322.40
  6. Step 6: Final answer
    x = 184,551.30

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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.