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Finding the Fourth Proportional to 117,263.44, 175,911.60 and 38,383.92

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Solution

The fourth proportional to 117,263.44, 175,911.60 and 38,383.92 is: 57,581.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,263.44 : 175,911.60 = 38,383.92 : x
  2. Step 2: Convert to fraction form
    117,263.44/175,911.60 = 38,383.92/x
  3. Step 3: Cross multiply
    117,263.44x = 175,911.60 × 38,383.92
  4. Step 4: Simplify right side
    117,263.44x = 6,752,176,781.47
  5. Step 5: Solve for x
    x = 6,752,176,781.47/117,263.44
  6. Step 6: Final answer
    x = 57,581.26

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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.