Home / 45,982.96-69,022.70-40,751.44

Finding the Fourth Proportional to 45,982.96, 69,022.70 and 40,751.44

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Solution

The fourth proportional to 45,982.96, 69,022.70 and 40,751.44 is: 61,169.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,982.96 : 69,022.70 = 40,751.44 : x
  2. Step 2: Convert to fraction form
    45,982.96/69,022.70 = 40,751.44/x
  3. Step 3: Cross multiply
    45,982.96x = 69,022.70 × 40,751.44
  4. Step 4: Simplify right side
    45,982.96x = 2,812,773,868.82
  5. Step 5: Solve for x
    x = 2,812,773,868.82/45,982.96
  6. Step 6: Final answer
    x = 61,169.92

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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.