Home / 131,564.97-197,335.05-36,803.61

Finding the Fourth Proportional to 131,564.97, 197,335.05 and 36,803.61

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Solution

The fourth proportional to 131,564.97, 197,335.05 and 36,803.61 is: 55,201.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,564.97 : 197,335.05 = 36,803.61 : x
  2. Step 2: Convert to fraction form
    131,564.97/197,335.05 = 36,803.61/x
  3. Step 3: Cross multiply
    131,564.97x = 197,335.05 × 36,803.61
  4. Step 4: Simplify right side
    131,564.97x = 7,262,642,219.53
  5. Step 5: Solve for x
    x = 7,262,642,219.53/131,564.97
  6. Step 6: Final answer
    x = 55,201.94

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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.