Home / 61,644.22-85,064.18-37,767.65

Finding the Fourth Proportional to 61,644.22, 85,064.18 and 37,767.65

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Solution

The fourth proportional to 61,644.22, 85,064.18 and 37,767.65 is: 52,116.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,644.22 : 85,064.18 = 37,767.65 : x
  2. Step 2: Convert to fraction form
    61,644.22/85,064.18 = 37,767.65/x
  3. Step 3: Cross multiply
    61,644.22x = 85,064.18 × 37,767.65
  4. Step 4: Simplify right side
    61,644.22x = 3,212,673,563.62
  5. Step 5: Solve for x
    x = 3,212,673,563.62/61,644.22
  6. Step 6: Final answer
    x = 52,116.38

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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.