Home / 140,822.76-211,282.74-88,169.52

Finding the Fourth Proportional to 140,822.76, 211,282.74 and 88,169.52

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Solution

The fourth proportional to 140,822.76, 211,282.74 and 88,169.52 is: 132,284.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,822.76 : 211,282.74 = 88,169.52 : x
  2. Step 2: Convert to fraction form
    140,822.76/211,282.74 = 88,169.52/x
  3. Step 3: Cross multiply
    140,822.76x = 211,282.74 × 88,169.52
  4. Step 4: Simplify right side
    140,822.76x = 18,628,697,770.08
  5. Step 5: Solve for x
    x = 18,628,697,770.08/140,822.76
  6. Step 6: Final answer
    x = 132,284.71

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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.