Home / 88,151.62-132,227.16-31,991.66

Finding the Fourth Proportional to 88,151.62, 132,227.16 and 31,991.66

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Solution

The fourth proportional to 88,151.62, 132,227.16 and 31,991.66 is: 47,987.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,151.62 : 132,227.16 = 31,991.66 : x
  2. Step 2: Convert to fraction form
    88,151.62/132,227.16 = 31,991.66/x
  3. Step 3: Cross multiply
    88,151.62x = 132,227.16 × 31,991.66
  4. Step 4: Simplify right side
    88,151.62x = 4,230,166,150.21
  5. Step 5: Solve for x
    x = 4,230,166,150.21/88,151.62
  6. Step 6: Final answer
    x = 47,987.39

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1.5x scale

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.