Home / 227,429.52-341,354.38-115,188.62

Finding the Fourth Proportional to 227,429.52, 341,354.38 and 115,188.62

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Solution

The fourth proportional to 227,429.52, 341,354.38 and 115,188.62 is: 172,889.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,429.52 : 341,354.38 = 115,188.62 : x
  2. Step 2: Convert to fraction form
    227,429.52/341,354.38 = 115,188.62/x
  3. Step 3: Cross multiply
    227,429.52x = 341,354.38 × 115,188.62
  4. Step 4: Simplify right side
    227,429.52x = 39,320,139,963.16
  5. Step 5: Solve for x
    x = 39,320,139,963.16/227,429.52
  6. Step 6: Final answer
    x = 172,889.34

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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.