Home / 219,770.31-329,589.85-93,410.01

Finding the Fourth Proportional to 219,770.31, 329,589.85 and 93,410.01

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Solution

The fourth proportional to 219,770.31, 329,589.85 and 93,410.01 is: 140,087.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,770.31 : 329,589.85 = 93,410.01 : x
  2. Step 2: Convert to fraction form
    219,770.31/329,589.85 = 93,410.01/x
  3. Step 3: Cross multiply
    219,770.31x = 329,589.85 × 93,410.01
  4. Step 4: Simplify right side
    219,770.31x = 30,786,989,536.45
  5. Step 5: Solve for x
    x = 30,786,989,536.45/219,770.31
  6. Step 6: Final answer
    x = 140,087.12

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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.