Home / 263,519.08-363,654.67-142,659.49

Finding the Fourth Proportional to 263,519.08, 363,654.67 and 142,659.49

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Solution

The fourth proportional to 263,519.08, 363,654.67 and 142,659.49 is: 196,869.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,519.08 : 363,654.67 = 142,659.49 : x
  2. Step 2: Convert to fraction form
    263,519.08/363,654.67 = 142,659.49/x
  3. Step 3: Cross multiply
    263,519.08x = 363,654.67 × 142,659.49
  4. Step 4: Simplify right side
    263,519.08x = 51,878,789,758.32
  5. Step 5: Solve for x
    x = 51,878,789,758.32/263,519.08
  6. Step 6: Final answer
    x = 196,869.20

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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.