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Finding the Fourth Proportional to 172,617.41, 258,605.36 and 93,797.93

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Solution

The fourth proportional to 172,617.41, 258,605.36 and 93,797.93 is: 140,522.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,617.41 : 258,605.36 = 93,797.93 : x
  2. Step 2: Convert to fraction form
    172,617.41/258,605.36 = 93,797.93/x
  3. Step 3: Cross multiply
    172,617.41x = 258,605.36 × 93,797.93
  4. Step 4: Simplify right side
    172,617.41x = 24,256,647,984.17
  5. Step 5: Solve for x
    x = 24,256,647,984.17/172,617.41
  6. Step 6: Final answer
    x = 140,522.60

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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.