Home / 131,260.74-196,939.54-106,192.59

Finding the Fourth Proportional to 131,260.74, 196,939.54 and 106,192.59

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Solution

The fourth proportional to 131,260.74, 196,939.54 and 106,192.59 is: 159,328.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,260.74 : 196,939.54 = 106,192.59 : x
  2. Step 2: Convert to fraction form
    131,260.74/196,939.54 = 106,192.59/x
  3. Step 3: Cross multiply
    131,260.74x = 196,939.54 × 106,192.59
  4. Step 4: Simplify right side
    131,260.74x = 20,913,520,732.57
  5. Step 5: Solve for x
    x = 20,913,520,732.57/131,260.74
  6. Step 6: Final answer
    x = 159,328.07

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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.