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Finding the Fourth Proportional to 173,243.25, 259,864.88 and 41,915.25

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Solution

The fourth proportional to 173,243.25, 259,864.88 and 41,915.25 is: 62,872.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,243.25 : 259,864.88 = 41,915.25 : x
  2. Step 2: Convert to fraction form
    173,243.25/259,864.88 = 41,915.25/x
  3. Step 3: Cross multiply
    173,243.25x = 259,864.88 × 41,915.25
  4. Step 4: Simplify right side
    173,243.25x = 10,892,301,201.84
  5. Step 5: Solve for x
    x = 10,892,301,201.84/173,243.25
  6. Step 6: Final answer
    x = 62,872.88

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1.5x scale

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.