Home / 45,782.82-68,986.19-37,645.13

Finding the Fourth Proportional to 45,782.82, 68,986.19 and 37,645.13

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Solution

The fourth proportional to 45,782.82, 68,986.19 and 37,645.13 is: 56,724.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,782.82 : 68,986.19 = 37,645.13 : x
  2. Step 2: Convert to fraction form
    45,782.82/68,986.19 = 37,645.13/x
  3. Step 3: Cross multiply
    45,782.82x = 68,986.19 × 37,645.13
  4. Step 4: Simplify right side
    45,782.82x = 2,596,993,557.60
  5. Step 5: Solve for x
    x = 2,596,993,557.60/45,782.82
  6. Step 6: Final answer
    x = 56,724.19

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.