Home / 140,911.68-211,333.96-56,672.04

Finding the Fourth Proportional to 140,911.68, 211,333.96 and 56,672.04

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Solution

The fourth proportional to 140,911.68, 211,333.96 and 56,672.04 is: 84,994.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,911.68 : 211,333.96 = 56,672.04 : x
  2. Step 2: Convert to fraction form
    140,911.68/211,333.96 = 56,672.04/x
  3. Step 3: Cross multiply
    140,911.68x = 211,333.96 × 56,672.04
  4. Step 4: Simplify right side
    140,911.68x = 11,976,726,634.48
  5. Step 5: Solve for x
    x = 11,976,726,634.48/140,911.68
  6. Step 6: Final answer
    x = 84,994.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.