Home / 188,884.08-283,719.60-159,359.76

Finding the Fourth Proportional to 188,884.08, 283,719.60 and 159,359.76

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Solution

The fourth proportional to 188,884.08, 283,719.60 and 159,359.76 is: 239,371.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,884.08 : 283,719.60 = 159,359.76 : x
  2. Step 2: Convert to fraction form
    188,884.08/283,719.60 = 159,359.76/x
  3. Step 3: Cross multiply
    188,884.08x = 283,719.60 × 159,359.76
  4. Step 4: Simplify right side
    188,884.08x = 45,213,487,363.30
  5. Step 5: Solve for x
    x = 45,213,487,363.30/188,884.08
  6. Step 6: Final answer
    x = 239,371.62

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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.