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Finding the Fourth Proportional to 93,605.50, 140,532.81 and 49,263.39

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Solution

The fourth proportional to 93,605.50, 140,532.81 and 49,263.39 is: 73,960.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,605.50 : 140,532.81 = 49,263.39 : x
  2. Step 2: Convert to fraction form
    93,605.50/140,532.81 = 49,263.39/x
  3. Step 3: Cross multiply
    93,605.50x = 140,532.81 × 49,263.39
  4. Step 4: Simplify right side
    93,605.50x = 6,923,122,380.51
  5. Step 5: Solve for x
    x = 6,923,122,380.51/93,605.50
  6. Step 6: Final answer
    x = 73,960.64

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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.