Home / 179,911.16-269,819.64-53,517.40

Finding the Fourth Proportional to 179,911.16, 269,819.64 and 53,517.40

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Solution

The fourth proportional to 179,911.16, 269,819.64 and 53,517.40 is: 80,262.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,911.16 : 269,819.64 = 53,517.40 : x
  2. Step 2: Convert to fraction form
    179,911.16/269,819.64 = 53,517.40/x
  3. Step 3: Cross multiply
    179,911.16x = 269,819.64 × 53,517.40
  4. Step 4: Simplify right side
    179,911.16x = 14,440,045,601.74
  5. Step 5: Solve for x
    x = 14,440,045,601.74/179,911.16
  6. Step 6: Final answer
    x = 80,262.09

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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.