Home / 229,188.20-344,342.75-216,441.90

Finding the Fourth Proportional to 229,188.20, 344,342.75 and 216,441.90

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Solution

The fourth proportional to 229,188.20, 344,342.75 and 216,441.90 is: 325,192.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,188.20 : 344,342.75 = 216,441.90 : x
  2. Step 2: Convert to fraction form
    229,188.20/344,342.75 = 216,441.90/x
  3. Step 3: Cross multiply
    229,188.20x = 344,342.75 × 216,441.90
  4. Step 4: Simplify right side
    229,188.20x = 74,530,197,979.02
  5. Step 5: Solve for x
    x = 74,530,197,979.02/229,188.20
  6. Step 6: Final answer
    x = 325,192.13

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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.