Home / 220,005.83-329,955.89-101,563.38

Finding the Fourth Proportional to 220,005.83, 329,955.89 and 101,563.38

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Solution

The fourth proportional to 220,005.83, 329,955.89 and 101,563.38 is: 152,320.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,005.83 : 329,955.89 = 101,563.38 : x
  2. Step 2: Convert to fraction form
    220,005.83/329,955.89 = 101,563.38/x
  3. Step 3: Cross multiply
    220,005.83x = 329,955.89 × 101,563.38
  4. Step 4: Simplify right side
    220,005.83x = 33,511,435,439.31
  5. Step 5: Solve for x
    x = 33,511,435,439.31/220,005.83
  6. Step 6: Final answer
    x = 152,320.67

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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.