Home / 131,974.88-197,955.84-43,216.68

Finding the Fourth Proportional to 131,974.88, 197,955.84 and 43,216.68

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Solution

The fourth proportional to 131,974.88, 197,955.84 and 43,216.68 is: 64,822.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,974.88 : 197,955.84 = 43,216.68 : x
  2. Step 2: Convert to fraction form
    131,974.88/197,955.84 = 43,216.68/x
  3. Step 3: Cross multiply
    131,974.88x = 197,955.84 × 43,216.68
  4. Step 4: Simplify right side
    131,974.88x = 8,554,994,191.41
  5. Step 5: Solve for x
    x = 8,554,994,191.41/131,974.88
  6. Step 6: Final answer
    x = 64,822.90

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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.