Home / 140,825.79-211,096.53-88,272.18

Finding the Fourth Proportional to 140,825.79, 211,096.53 and 88,272.18

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Solution

The fourth proportional to 140,825.79, 211,096.53 and 88,272.18 is: 132,319.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,825.79 : 211,096.53 = 88,272.18 : x
  2. Step 2: Convert to fraction form
    140,825.79/211,096.53 = 88,272.18/x
  3. Step 3: Cross multiply
    140,825.79x = 211,096.53 × 88,272.18
  4. Step 4: Simplify right side
    140,825.79x = 18,633,950,893.54
  5. Step 5: Solve for x
    x = 18,633,950,893.54/140,825.79
  6. Step 6: Final answer
    x = 132,319.16

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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.