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Finding the Fourth Proportional to 93,562, 140,352.44 and 30,379.48

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Solution

The fourth proportional to 93,562, 140,352.44 and 30,379.48 is: 45,572.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,562 : 140,352.44 = 30,379.48 : x
  2. Step 2: Convert to fraction form
    93,562/140,352.44 = 30,379.48/x
  3. Step 3: Cross multiply
    93,562x = 140,352.44 × 30,379.48
  4. Step 4: Simplify right side
    93,562x = 4,263,834,143.93
  5. Step 5: Solve for x
    x = 4,263,834,143.93/93,562
  6. Step 6: Final answer
    x = 45,572.29

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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.