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Finding the Fourth Proportional to 93,780.59, 140,670.27 and 23,659.97

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Solution

The fourth proportional to 93,780.59, 140,670.27 and 23,659.97 is: 35,489.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,780.59 : 140,670.27 = 23,659.97 : x
  2. Step 2: Convert to fraction form
    93,780.59/140,670.27 = 23,659.97/x
  3. Step 3: Cross multiply
    93,780.59x = 140,670.27 × 23,659.97
  4. Step 4: Simplify right side
    93,780.59x = 3,328,253,664.74
  5. Step 5: Solve for x
    x = 3,328,253,664.74/93,780.59
  6. Step 6: Final answer
    x = 35,489.79

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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.