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Finding the Fourth Proportional to 173,287.72, 260,028.78 and 94,407.48

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Solution

The fourth proportional to 173,287.72, 260,028.78 and 94,407.48 is: 141,664.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,287.72 : 260,028.78 = 94,407.48 : x
  2. Step 2: Convert to fraction form
    173,287.72/260,028.78 = 94,407.48/x
  3. Step 3: Cross multiply
    173,287.72x = 260,028.78 × 94,407.48
  4. Step 4: Simplify right side
    173,287.72x = 24,548,661,847.27
  5. Step 5: Solve for x
    x = 24,548,661,847.27/173,287.72
  6. Step 6: Final answer
    x = 141,664.17

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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.