Home / 133,031.15-199,546.73-88,513.55

Finding the Fourth Proportional to 133,031.15, 199,546.73 and 88,513.55

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Solution

The fourth proportional to 133,031.15, 199,546.73 and 88,513.55 is: 132,770.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,031.15 : 199,546.73 = 88,513.55 : x
  2. Step 2: Convert to fraction form
    133,031.15/199,546.73 = 88,513.55/x
  3. Step 3: Cross multiply
    133,031.15x = 199,546.73 × 88,513.55
  4. Step 4: Simplify right side
    133,031.15x = 17,662,589,463.19
  5. Step 5: Solve for x
    x = 17,662,589,463.19/133,031.15
  6. Step 6: Final answer
    x = 132,770.33

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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.