Home / 263,221.11-363,245.12-142,362.41

Finding the Fourth Proportional to 263,221.11, 363,245.12 and 142,362.41

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Solution

The fourth proportional to 263,221.11, 363,245.12 and 142,362.41 is: 196,460.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,221.11 : 363,245.12 = 142,362.41 : x
  2. Step 2: Convert to fraction form
    263,221.11/363,245.12 = 142,362.41/x
  3. Step 3: Cross multiply
    263,221.11x = 363,245.12 × 142,362.41
  4. Step 4: Simplify right side
    263,221.11x = 51,712,450,703.94
  5. Step 5: Solve for x
    x = 51,712,450,703.94/263,221.11
  6. Step 6: Final answer
    x = 196,460.12

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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.