Home / 263,726.94-363,944.12-142,867.92

Finding the Fourth Proportional to 263,726.94, 363,944.12 and 142,867.92

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Solution

The fourth proportional to 263,726.94, 363,944.12 and 142,867.92 is: 197,158.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,726.94 : 363,944.12 = 142,867.92 : x
  2. Step 2: Convert to fraction form
    263,726.94/363,944.12 = 142,867.92/x
  3. Step 3: Cross multiply
    263,726.94x = 363,944.12 × 142,867.92
  4. Step 4: Simplify right side
    263,726.94x = 51,995,938,706.29
  5. Step 5: Solve for x
    x = 51,995,938,706.29/263,726.94
  6. Step 6: Final answer
    x = 197,158.24

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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.