Home / 175,022.20-262,662.90-115,838.20

Finding the Fourth Proportional to 175,022.20, 262,662.90 and 115,838.20

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Solution

The fourth proportional to 175,022.20, 262,662.90 and 115,838.20 is: 173,843.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,022.20 : 262,662.90 = 115,838.20 : x
  2. Step 2: Convert to fraction form
    175,022.20/262,662.90 = 115,838.20/x
  3. Step 3: Cross multiply
    175,022.20x = 262,662.90 × 115,838.20
  4. Step 4: Simplify right side
    175,022.20x = 30,426,397,542.78
  5. Step 5: Solve for x
    x = 30,426,397,542.78/175,022.20
  6. Step 6: Final answer
    x = 173,843.08

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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.