Home / 140,989.44-211,399.68-44,885.12

Finding the Fourth Proportional to 140,989.44, 211,399.68 and 44,885.12

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Solution

The fourth proportional to 140,989.44, 211,399.68 and 44,885.12 is: 67,300.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,989.44 : 211,399.68 = 44,885.12 : x
  2. Step 2: Convert to fraction form
    140,989.44/211,399.68 = 44,885.12/x
  3. Step 3: Cross multiply
    140,989.44x = 211,399.68 × 44,885.12
  4. Step 4: Simplify right side
    140,989.44x = 9,488,700,004.76
  5. Step 5: Solve for x
    x = 9,488,700,004.76/140,989.44
  6. Step 6: Final answer
    x = 67,300.79

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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.