Home / 117,663.44-162,376.61-63,948.58

Finding the Fourth Proportional to 117,663.44, 162,376.61 and 63,948.58

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Solution

The fourth proportional to 117,663.44, 162,376.61 and 63,948.58 is: 88,249.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,663.44 : 162,376.61 = 63,948.58 : x
  2. Step 2: Convert to fraction form
    117,663.44/162,376.61 = 63,948.58/x
  3. Step 3: Cross multiply
    117,663.44x = 162,376.61 × 63,948.58
  4. Step 4: Simplify right side
    117,663.44x = 10,383,752,909.03
  5. Step 5: Solve for x
    x = 10,383,752,909.03/117,663.44
  6. Step 6: Final answer
    x = 88,249.62

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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.