Home / 179,977.41-269,932.77-66,100.32

Finding the Fourth Proportional to 179,977.41, 269,932.77 and 66,100.32

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Solution

The fourth proportional to 179,977.41, 269,932.77 and 66,100.32 is: 99,138.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,977.41 : 269,932.77 = 66,100.32 : x
  2. Step 2: Convert to fraction form
    179,977.41/269,932.77 = 66,100.32/x
  3. Step 3: Cross multiply
    179,977.41x = 269,932.77 × 66,100.32
  4. Step 4: Simplify right side
    179,977.41x = 17,842,642,475.49
  5. Step 5: Solve for x
    x = 17,842,642,475.49/179,977.41
  6. Step 6: Final answer
    x = 99,138.23

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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.