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Finding the Fourth Proportional to 172,802.39, 238,468.38 and 96,326.34

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Solution

The fourth proportional to 172,802.39, 238,468.38 and 96,326.34 is: 132,930.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,802.39 : 238,468.38 = 96,326.34 : x
  2. Step 2: Convert to fraction form
    172,802.39/238,468.38 = 96,326.34/x
  3. Step 3: Cross multiply
    172,802.39x = 238,468.38 × 96,326.34
  4. Step 4: Simplify right side
    172,802.39x = 22,970,786,251.13
  5. Step 5: Solve for x
    x = 22,970,786,251.13/172,802.39
  6. Step 6: Final answer
    x = 132,930.96

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1.5x scale

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.