Home / 49,116.65-73,675.49-39,318.21

Finding the Fourth Proportional to 49,116.65, 73,675.49 and 39,318.21

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Solution

The fourth proportional to 49,116.65, 73,675.49 and 39,318.21 is: 58,977.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,116.65 : 73,675.49 = 39,318.21 : x
  2. Step 2: Convert to fraction form
    49,116.65/73,675.49 = 39,318.21/x
  3. Step 3: Cross multiply
    49,116.65x = 73,675.49 × 39,318.21
  4. Step 4: Simplify right side
    49,116.65x = 2,896,788,191.08
  5. Step 5: Solve for x
    x = 2,896,788,191.08/49,116.65
  6. Step 6: Final answer
    x = 58,977.73

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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.