Home / 263,362.21-363,437.17-142,500.85

Finding the Fourth Proportional to 263,362.21, 363,437.17 and 142,500.85

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Solution

The fourth proportional to 263,362.21, 363,437.17 and 142,500.85 is: 196,649.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,362.21 : 363,437.17 = 142,500.85 : x
  2. Step 2: Convert to fraction form
    263,362.21/363,437.17 = 142,500.85/x
  3. Step 3: Cross multiply
    263,362.21x = 363,437.17 × 142,500.85
  4. Step 4: Simplify right side
    263,362.21x = 51,790,105,646.59
  5. Step 5: Solve for x
    x = 51,790,105,646.59/263,362.21
  6. Step 6: Final answer
    x = 196,649.72

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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.