Home / 382,175.21-573,264.19-115,938.03

Finding the Fourth Proportional to 382,175.21, 573,264.19 and 115,938.03

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Solution

The fourth proportional to 382,175.21, 573,264.19 and 115,938.03 is: 173,907.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,175.21 : 573,264.19 = 115,938.03 : x
  2. Step 2: Convert to fraction form
    382,175.21/573,264.19 = 115,938.03/x
  3. Step 3: Cross multiply
    382,175.21x = 573,264.19 × 115,938.03
  4. Step 4: Simplify right side
    382,175.21x = 66,463,122,500.66
  5. Step 5: Solve for x
    x = 66,463,122,500.66/382,175.21
  6. Step 6: Final answer
    x = 173,907.47

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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.