Home / 263,414.66-363,513.15-142,555.91

Finding the Fourth Proportional to 263,414.66, 363,513.15 and 142,555.91

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Solution

The fourth proportional to 263,414.66, 363,513.15 and 142,555.91 is: 196,727.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,414.66 : 363,513.15 = 142,555.91 : x
  2. Step 2: Convert to fraction form
    263,414.66/363,513.15 = 142,555.91/x
  3. Step 3: Cross multiply
    263,414.66x = 363,513.15 × 142,555.91
  4. Step 4: Simplify right side
    263,414.66x = 51,820,947,895.22
  5. Step 5: Solve for x
    x = 51,820,947,895.22/263,414.66
  6. Step 6: Final answer
    x = 196,727.65

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1.5x scale

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.