Home / 199,375.20-275,146.56-114,518.88

Finding the Fourth Proportional to 199,375.20, 275,146.56 and 114,518.88

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Solution

The fourth proportional to 199,375.20, 275,146.56 and 114,518.88 is: 158,041.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,375.20 : 275,146.56 = 114,518.88 : x
  2. Step 2: Convert to fraction form
    199,375.20/275,146.56 = 114,518.88/x
  3. Step 3: Cross multiply
    199,375.20x = 275,146.56 × 114,518.88
  4. Step 4: Simplify right side
    199,375.20x = 31,509,475,887.05
  5. Step 5: Solve for x
    x = 31,509,475,887.05/199,375.20
  6. Step 6: Final answer
    x = 158,041.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.