Home / 239,538.28-359,385.18-114,889

Finding the Fourth Proportional to 239,538.28, 359,385.18 and 114,889

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Solution

The fourth proportional to 239,538.28, 359,385.18 and 114,889 is: 172,370.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,538.28 : 359,385.18 = 114,889 : x
  2. Step 2: Convert to fraction form
    239,538.28/359,385.18 = 114,889/x
  3. Step 3: Cross multiply
    239,538.28x = 359,385.18 × 114,889
  4. Step 4: Simplify right side
    239,538.28x = 41,289,403,945.02
  5. Step 5: Solve for x
    x = 41,289,403,945.02/239,538.28
  6. Step 6: Final answer
    x = 172,370.80

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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.