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Finding the Fourth Proportional to 93,659.94, 140,486.64 and 41,069.88

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Solution

The fourth proportional to 93,659.94, 140,486.64 and 41,069.88 is: 61,603.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,659.94 : 140,486.64 = 41,069.88 : x
  2. Step 2: Convert to fraction form
    93,659.94/140,486.64 = 41,069.88/x
  3. Step 3: Cross multiply
    93,659.94x = 140,486.64 × 41,069.88
  4. Step 4: Simplify right side
    93,659.94x = 5,769,769,446.40
  5. Step 5: Solve for x
    x = 5,769,769,446.40/93,659.94
  6. Step 6: Final answer
    x = 61,603.39

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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.