Home / 253,289.90-379,934.76-95,481.45

Finding the Fourth Proportional to 253,289.90, 379,934.76 and 95,481.45

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Solution

The fourth proportional to 253,289.90, 379,934.76 and 95,481.45 is: 143,222.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,289.90 : 379,934.76 = 95,481.45 : x
  2. Step 2: Convert to fraction form
    253,289.90/379,934.76 = 95,481.45/x
  3. Step 3: Cross multiply
    253,289.90x = 379,934.76 × 95,481.45
  4. Step 4: Simplify right side
    253,289.90x = 36,276,721,790.20
  5. Step 5: Solve for x
    x = 36,276,721,790.20/253,289.90
  6. Step 6: Final answer
    x = 143,222.14

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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.