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Finding the Fourth Proportional to 173,568.89, 260,376.62 and 61,222.70

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Solution

The fourth proportional to 173,568.89, 260,376.62 and 61,222.70 is: 91,842.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,568.89 : 260,376.62 = 61,222.70 : x
  2. Step 2: Convert to fraction form
    173,568.89/260,376.62 = 61,222.70/x
  3. Step 3: Cross multiply
    173,568.89x = 260,376.62 × 61,222.70
  4. Step 4: Simplify right side
    173,568.89x = 15,940,959,693.27
  5. Step 5: Solve for x
    x = 15,940,959,693.27/173,568.89
  6. Step 6: Final answer
    x = 91,842.26

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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.