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Finding the Fourth Proportional to 93,244.98, 139,834.52 and 30,062.56

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Solution

The fourth proportional to 93,244.98, 139,834.52 and 30,062.56 is: 45,083.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,244.98 : 139,834.52 = 30,062.56 : x
  2. Step 2: Convert to fraction form
    93,244.98/139,834.52 = 30,062.56/x
  3. Step 3: Cross multiply
    93,244.98x = 139,834.52 × 30,062.56
  4. Step 4: Simplify right side
    93,244.98x = 4,203,783,647.57
  5. Step 5: Solve for x
    x = 4,203,783,647.57/93,244.98
  6. Step 6: Final answer
    x = 45,083.22

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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.