Home / 229,549.40-344,324.10-123,261.20

Finding the Fourth Proportional to 229,549.40, 344,324.10 and 123,261.20

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Solution

The fourth proportional to 229,549.40, 344,324.10 and 123,261.20 is: 184,891.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,549.40 : 344,324.10 = 123,261.20 : x
  2. Step 2: Convert to fraction form
    229,549.40/344,324.10 = 123,261.20/x
  3. Step 3: Cross multiply
    229,549.40x = 344,324.10 × 123,261.20
  4. Step 4: Simplify right side
    229,549.40x = 42,441,801,754.92
  5. Step 5: Solve for x
    x = 42,441,801,754.92/229,549.40
  6. Step 6: Final answer
    x = 184,891.80

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1.5x scale

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.