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Finding the Fourth Proportional to 226,695.70, 340,062.59 and 68,925.52

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Solution

The fourth proportional to 226,695.70, 340,062.59 and 68,925.52 is: 103,394.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,695.70 : 340,062.59 = 68,925.52 : x
  2. Step 2: Convert to fraction form
    226,695.70/340,062.59 = 68,925.52/x
  3. Step 3: Cross multiply
    226,695.70x = 340,062.59 × 68,925.52
  4. Step 4: Simplify right side
    226,695.70x = 23,438,990,848.30
  5. Step 5: Solve for x
    x = 23,438,990,848.30/226,695.70
  6. Step 6: Final answer
    x = 103,394.07

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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.