Home / 51,537.25-71,121.41-29,181.25

Finding the Fourth Proportional to 51,537.25, 71,121.41 and 29,181.25

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Solution

The fourth proportional to 51,537.25, 71,121.41 and 29,181.25 is: 40,270.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,537.25 : 71,121.41 = 29,181.25 : x
  2. Step 2: Convert to fraction form
    51,537.25/71,121.41 = 29,181.25/x
  3. Step 3: Cross multiply
    51,537.25x = 71,121.41 × 29,181.25
  4. Step 4: Simplify right side
    51,537.25x = 2,075,411,645.56
  5. Step 5: Solve for x
    x = 2,075,411,645.56/51,537.25
  6. Step 6: Final answer
    x = 40,270.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.