Home / 79,028.34-118,553.40-32,270.28

Finding the Fourth Proportional to 79,028.34, 118,553.40 and 32,270.28

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Solution

The fourth proportional to 79,028.34, 118,553.40 and 32,270.28 is: 48,409.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,028.34 : 118,553.40 = 32,270.28 : x
  2. Step 2: Convert to fraction form
    79,028.34/118,553.40 = 32,270.28/x
  3. Step 3: Cross multiply
    79,028.34x = 118,553.40 × 32,270.28
  4. Step 4: Simplify right side
    79,028.34x = 3,825,751,412.95
  5. Step 5: Solve for x
    x = 3,825,751,412.95/79,028.34
  6. Step 6: Final answer
    x = 48,409.87

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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.