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Finding the Fourth Proportional to 165,992.65, 229,054.47 and 94,358.68

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Solution

The fourth proportional to 165,992.65, 229,054.47 and 94,358.68 is: 130,206.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,992.65 : 229,054.47 = 94,358.68 : x
  2. Step 2: Convert to fraction form
    165,992.65/229,054.47 = 94,358.68/x
  3. Step 3: Cross multiply
    165,992.65x = 229,054.47 × 94,358.68
  4. Step 4: Simplify right side
    165,992.65x = 21,613,277,437.30
  5. Step 5: Solve for x
    x = 21,613,277,437.30/165,992.65
  6. Step 6: Final answer
    x = 130,206.23

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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.