Home / 140,821.26-211,280.49-88,168.02

Finding the Fourth Proportional to 140,821.26, 211,280.49 and 88,168.02

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Solution

The fourth proportional to 140,821.26, 211,280.49 and 88,168.02 is: 132,282.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,821.26 : 211,280.49 = 88,168.02 : x
  2. Step 2: Convert to fraction form
    140,821.26/211,280.49 = 88,168.02/x
  3. Step 3: Cross multiply
    140,821.26x = 211,280.49 × 88,168.02
  4. Step 4: Simplify right side
    140,821.26x = 18,628,182,467.93
  5. Step 5: Solve for x
    x = 18,628,182,467.93/140,821.26
  6. Step 6: Final answer
    x = 132,282.46

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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.