Home / 88,014.60-132,022.44-21,455.28

Finding the Fourth Proportional to 88,014.60, 132,022.44 and 21,455.28

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Solution

The fourth proportional to 88,014.60, 132,022.44 and 21,455.28 is: 32,183.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,014.60 : 132,022.44 = 21,455.28 : x
  2. Step 2: Convert to fraction form
    88,014.60/132,022.44 = 21,455.28/x
  3. Step 3: Cross multiply
    88,014.60x = 132,022.44 × 21,455.28
  4. Step 4: Simplify right side
    88,014.60x = 2,832,578,416.48
  5. Step 5: Solve for x
    x = 2,832,578,416.48/88,014.60
  6. Step 6: Final answer
    x = 32,183.05

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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.