Home / 229,035.52-343,651.20-118,305.28

Finding the Fourth Proportional to 229,035.52, 343,651.20 and 118,305.28

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Solution

The fourth proportional to 229,035.52, 343,651.20 and 118,305.28 is: 177,508.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,035.52 : 343,651.20 = 118,305.28 : x
  2. Step 2: Convert to fraction form
    229,035.52/343,651.20 = 118,305.28/x
  3. Step 3: Cross multiply
    229,035.52x = 343,651.20 × 118,305.28
  4. Step 4: Simplify right side
    229,035.52x = 40,655,751,438.34
  5. Step 5: Solve for x
    x = 40,655,751,438.34/229,035.52
  6. Step 6: Final answer
    x = 177,508.50

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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.