Home / 140,900.24-211,436.22-56,644.60

Finding the Fourth Proportional to 140,900.24, 211,436.22 and 56,644.60

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Solution

The fourth proportional to 140,900.24, 211,436.22 and 56,644.60 is: 85,001.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,900.24 : 211,436.22 = 56,644.60 : x
  2. Step 2: Convert to fraction form
    140,900.24/211,436.22 = 56,644.60/x
  3. Step 3: Cross multiply
    140,900.24x = 211,436.22 × 56,644.60
  4. Step 4: Simplify right side
    140,900.24x = 11,976,720,107.41
  5. Step 5: Solve for x
    x = 11,976,720,107.41/140,900.24
  6. Step 6: Final answer
    x = 85,001.42

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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.