Home / 88,226.37-132,340.01-21,666.51

Finding the Fourth Proportional to 88,226.37, 132,340.01 and 21,666.51

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Solution

The fourth proportional to 88,226.37, 132,340.01 and 21,666.51 is: 32,499.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,226.37 : 132,340.01 = 21,666.51 : x
  2. Step 2: Convert to fraction form
    88,226.37/132,340.01 = 21,666.51/x
  3. Step 3: Cross multiply
    88,226.37x = 132,340.01 × 21,666.51
  4. Step 4: Simplify right side
    88,226.37x = 2,867,346,041.73
  5. Step 5: Solve for x
    x = 2,867,346,041.73/88,226.37
  6. Step 6: Final answer
    x = 32,499.88

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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.