Home / 88,155.62-132,233.16-31,995.66

Finding the Fourth Proportional to 88,155.62, 132,233.16 and 31,995.66

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Solution

The fourth proportional to 88,155.62, 132,233.16 and 31,995.66 is: 47,993.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,155.62 : 132,233.16 = 31,995.66 : x
  2. Step 2: Convert to fraction form
    88,155.62/132,233.16 = 31,995.66/x
  3. Step 3: Cross multiply
    88,155.62x = 132,233.16 × 31,995.66
  4. Step 4: Simplify right side
    88,155.62x = 4,230,887,228.09
  5. Step 5: Solve for x
    x = 4,230,887,228.09/88,155.62
  6. Step 6: Final answer
    x = 47,993.39

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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.