Home / 49,200.30-73,836.90-19,639.35

Finding the Fourth Proportional to 49,200.30, 73,836.90 and 19,639.35

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Solution

The fourth proportional to 49,200.30, 73,836.90 and 19,639.35 is: 29,473.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,200.30 : 73,836.90 = 19,639.35 : x
  2. Step 2: Convert to fraction form
    49,200.30/73,836.90 = 19,639.35/x
  3. Step 3: Cross multiply
    49,200.30x = 73,836.90 × 19,639.35
  4. Step 4: Simplify right side
    49,200.30x = 1,450,108,722.02
  5. Step 5: Solve for x
    x = 1,450,108,722.02/49,200.30
  6. Step 6: Final answer
    x = 29,473.57

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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.