Home / 88,166.10-132,261.30-31,992.60

Finding the Fourth Proportional to 88,166.10, 132,261.30 and 31,992.60

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Solution

The fourth proportional to 88,166.10, 132,261.30 and 31,992.60 is: 47,993.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,166.10 : 132,261.30 = 31,992.60 : x
  2. Step 2: Convert to fraction form
    88,166.10/132,261.30 = 31,992.60/x
  3. Step 3: Cross multiply
    88,166.10x = 132,261.30 × 31,992.60
  4. Step 4: Simplify right side
    88,166.10x = 4,231,382,866.38
  5. Step 5: Solve for x
    x = 4,231,382,866.38/88,166.10
  6. Step 6: Final answer
    x = 47,993.31

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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.