Home / 140,800.77-211,197.51-47,306.52

Finding the Fourth Proportional to 140,800.77, 211,197.51 and 47,306.52

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Solution

The fourth proportional to 140,800.77, 211,197.51 and 47,306.52 is: 70,958.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,800.77 : 211,197.51 = 47,306.52 : x
  2. Step 2: Convert to fraction form
    140,800.77/211,197.51 = 47,306.52/x
  3. Step 3: Cross multiply
    140,800.77x = 211,197.51 × 47,306.52
  4. Step 4: Simplify right side
    140,800.77x = 9,991,019,230.77
  5. Step 5: Solve for x
    x = 9,991,019,230.77/140,800.77
  6. Step 6: Final answer
    x = 70,958.56

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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.