Home / 88,015.68-132,022.98-28,850.92

Finding the Fourth Proportional to 88,015.68, 132,022.98 and 28,850.92

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Solution

The fourth proportional to 88,015.68, 132,022.98 and 28,850.92 is: 43,276.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,015.68 : 132,022.98 = 28,850.92 : x
  2. Step 2: Convert to fraction form
    88,015.68/132,022.98 = 28,850.92/x
  3. Step 3: Cross multiply
    88,015.68x = 132,022.98 × 28,850.92
  4. Step 4: Simplify right side
    88,015.68x = 3,808,984,104.08
  5. Step 5: Solve for x
    x = 3,808,984,104.08/88,015.68
  6. Step 6: Final answer
    x = 43,276.20

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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.