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Finding the Fourth Proportional to 165,976.63, 229,046.67 and 94,356.67

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Solution

The fourth proportional to 165,976.63, 229,046.67 and 94,356.67 is: 130,211.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,976.63 : 229,046.67 = 94,356.67 : x
  2. Step 2: Convert to fraction form
    165,976.63/229,046.67 = 94,356.67/x
  3. Step 3: Cross multiply
    165,976.63x = 229,046.67 × 94,356.67
  4. Step 4: Simplify right side
    165,976.63x = 21,612,081,055.79
  5. Step 5: Solve for x
    x = 21,612,081,055.79/165,976.63
  6. Step 6: Final answer
    x = 130,211.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.