Home / 263,443.06-363,548.28-142,581.48

Finding the Fourth Proportional to 263,443.06, 363,548.28 and 142,581.48

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Solution

The fourth proportional to 263,443.06, 363,548.28 and 142,581.48 is: 196,760.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,443.06 : 363,548.28 = 142,581.48 : x
  2. Step 2: Convert to fraction form
    263,443.06/363,548.28 = 142,581.48/x
  3. Step 3: Cross multiply
    263,443.06x = 363,548.28 × 142,581.48
  4. Step 4: Simplify right side
    263,443.06x = 51,835,251,813.85
  5. Step 5: Solve for x
    x = 51,835,251,813.85/263,443.06
  6. Step 6: Final answer
    x = 196,760.74

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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.