Home / 263,402.92-363,496.01-142,544.20

Finding the Fourth Proportional to 263,402.92, 363,496.01 and 142,544.20

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Solution

The fourth proportional to 263,402.92, 363,496.01 and 142,544.20 is: 196,710.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,402.92 : 363,496.01 = 142,544.20 : x
  2. Step 2: Convert to fraction form
    263,402.92/363,496.01 = 142,544.20/x
  3. Step 3: Cross multiply
    263,402.92x = 363,496.01 × 142,544.20
  4. Step 4: Simplify right side
    263,402.92x = 51,814,247,235.92
  5. Step 5: Solve for x
    x = 51,814,247,235.92/263,402.92
  6. Step 6: Final answer
    x = 196,710.99

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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.