Home / 132,958.08-199,611.36-88,868.16

Finding the Fourth Proportional to 132,958.08, 199,611.36 and 88,868.16

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Solution

The fourth proportional to 132,958.08, 199,611.36 and 88,868.16 is: 133,418.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,958.08 : 199,611.36 = 88,868.16 : x
  2. Step 2: Convert to fraction form
    132,958.08/199,611.36 = 88,868.16/x
  3. Step 3: Cross multiply
    132,958.08x = 199,611.36 × 88,868.16
  4. Step 4: Simplify right side
    132,958.08x = 17,739,094,278.30
  5. Step 5: Solve for x
    x = 17,739,094,278.30/132,958.08
  6. Step 6: Final answer
    x = 133,418.70

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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.