Home / 88,015.10-132,034.80-31,841.60

Finding the Fourth Proportional to 88,015.10, 132,034.80 and 31,841.60

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Solution

The fourth proportional to 88,015.10, 132,034.80 and 31,841.60 is: 47,766.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,015.10 : 132,034.80 = 31,841.60 : x
  2. Step 2: Convert to fraction form
    88,015.10/132,034.80 = 31,841.60/x
  3. Step 3: Cross multiply
    88,015.10x = 132,034.80 × 31,841.60
  4. Step 4: Simplify right side
    88,015.10x = 4,204,199,287.68
  5. Step 5: Solve for x
    x = 4,204,199,287.68/88,015.10
  6. Step 6: Final answer
    x = 47,766.80

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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.