Home / 117,109.44-175,663.58-28,362.94

Finding the Fourth Proportional to 117,109.44, 175,663.58 and 28,362.94

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Solution

The fourth proportional to 117,109.44, 175,663.58 and 28,362.94 is: 42,544.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,109.44 : 175,663.58 = 28,362.94 : x
  2. Step 2: Convert to fraction form
    117,109.44/175,663.58 = 28,362.94/x
  3. Step 3: Cross multiply
    117,109.44x = 175,663.58 × 28,362.94
  4. Step 4: Simplify right side
    117,109.44x = 4,982,335,579.73
  5. Step 5: Solve for x
    x = 4,982,335,579.73/117,109.44
  6. Step 6: Final answer
    x = 42,544.27

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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.