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Finding the Fourth Proportional to 93,448.61, 140,194.39 and 26,889.29

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Solution

The fourth proportional to 93,448.61, 140,194.39 and 26,889.29 is: 40,340.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,448.61 : 140,194.39 = 26,889.29 : x
  2. Step 2: Convert to fraction form
    93,448.61/140,194.39 = 26,889.29/x
  3. Step 3: Cross multiply
    93,448.61x = 140,194.39 × 26,889.29
  4. Step 4: Simplify right side
    93,448.61x = 3,769,727,474.64
  5. Step 5: Solve for x
    x = 3,769,727,474.64/93,448.61
  6. Step 6: Final answer
    x = 40,340.11

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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.