Home / 133,003.12-199,537.20-44,256.40

Finding the Fourth Proportional to 133,003.12, 199,537.20 and 44,256.40

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Solution

The fourth proportional to 133,003.12, 199,537.20 and 44,256.40 is: 66,395.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,003.12 : 199,537.20 = 44,256.40 : x
  2. Step 2: Convert to fraction form
    133,003.12/199,537.20 = 44,256.40/x
  3. Step 3: Cross multiply
    133,003.12x = 199,537.20 × 44,256.40
  4. Step 4: Simplify right side
    133,003.12x = 8,830,798,138.08
  5. Step 5: Solve for x
    x = 8,830,798,138.08/133,003.12
  6. Step 6: Final answer
    x = 66,395.42

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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.