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Finding the Fourth Proportional to 124,274, 186,244.32 and 60,997.52

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Solution

The fourth proportional to 124,274, 186,244.32 and 60,997.52 is: 91,414.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,274 : 186,244.32 = 60,997.52 : x
  2. Step 2: Convert to fraction form
    124,274/186,244.32 = 60,997.52/x
  3. Step 3: Cross multiply
    124,274x = 186,244.32 × 60,997.52
  4. Step 4: Simplify right side
    124,274x = 11,360,441,634.09
  5. Step 5: Solve for x
    x = 11,360,441,634.09/124,274
  6. Step 6: Final answer
    x = 91,414.47

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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.