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Finding the Fourth Proportional to 229,690.57, 344,653.72 and 94,854.73

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Solution

The fourth proportional to 229,690.57, 344,653.72 and 94,854.73 is: 142,330.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,690.57 : 344,653.72 = 94,854.73 : x
  2. Step 2: Convert to fraction form
    229,690.57/344,653.72 = 94,854.73/x
  3. Step 3: Cross multiply
    229,690.57x = 344,653.72 × 94,854.73
  4. Step 4: Simplify right side
    229,690.57x = 32,692,035,554.10
  5. Step 5: Solve for x
    x = 32,692,035,554.10/229,690.57
  6. Step 6: Final answer
    x = 142,330.77

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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.