Home / 263,581.14-363,742.65-142,723.92

Finding the Fourth Proportional to 263,581.14, 363,742.65 and 142,723.92

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Solution

The fourth proportional to 263,581.14, 363,742.65 and 142,723.92 is: 196,959.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,581.14 : 363,742.65 = 142,723.92 : x
  2. Step 2: Convert to fraction form
    263,581.14/363,742.65 = 142,723.92/x
  3. Step 3: Cross multiply
    263,581.14x = 363,742.65 × 142,723.92
  4. Step 4: Simplify right side
    263,581.14x = 51,914,776,879.19
  5. Step 5: Solve for x
    x = 51,914,776,879.19/263,581.14
  6. Step 6: Final answer
    x = 196,959.38

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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.