Home / 221,458.09-332,026.20-88,298.41

Finding the Fourth Proportional to 221,458.09, 332,026.20 and 88,298.41

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Solution

The fourth proportional to 221,458.09, 332,026.20 and 88,298.41 is: 132,383.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,458.09 : 332,026.20 = 88,298.41 : x
  2. Step 2: Convert to fraction form
    221,458.09/332,026.20 = 88,298.41/x
  3. Step 3: Cross multiply
    221,458.09x = 332,026.20 × 88,298.41
  4. Step 4: Simplify right side
    221,458.09x = 29,317,385,538.34
  5. Step 5: Solve for x
    x = 29,317,385,538.34/221,458.09
  6. Step 6: Final answer
    x = 132,383.45

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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.