Home / 88,039.81-132,078.60-35,449.35

Finding the Fourth Proportional to 88,039.81, 132,078.60 and 35,449.35

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Solution

The fourth proportional to 88,039.81, 132,078.60 and 35,449.35 is: 53,181.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,039.81 : 132,078.60 = 35,449.35 : x
  2. Step 2: Convert to fraction form
    88,039.81/132,078.60 = 35,449.35/x
  3. Step 3: Cross multiply
    88,039.81x = 132,078.60 × 35,449.35
  4. Step 4: Simplify right side
    88,039.81x = 4,682,100,023.62
  5. Step 5: Solve for x
    x = 4,682,100,023.62/88,039.81
  6. Step 6: Final answer
    x = 53,181.62

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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.