Home / 133,044.88-199,283.58-107,635.36

Finding the Fourth Proportional to 133,044.88, 199,283.58 and 107,635.36

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Solution

The fourth proportional to 133,044.88, 199,283.58 and 107,635.36 is: 161,223.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,044.88 : 199,283.58 = 107,635.36 : x
  2. Step 2: Convert to fraction form
    133,044.88/199,283.58 = 107,635.36/x
  3. Step 3: Cross multiply
    133,044.88x = 199,283.58 × 107,635.36
  4. Step 4: Simplify right side
    133,044.88x = 21,449,959,875.39
  5. Step 5: Solve for x
    x = 21,449,959,875.39/133,044.88
  6. Step 6: Final answer
    x = 161,223.49

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1.5x scale

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.