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Finding the Fourth Proportional to 93,674.56, 140,511.68 and 43,737.92

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Solution

The fourth proportional to 93,674.56, 140,511.68 and 43,737.92 is: 65,606.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,674.56 : 140,511.68 = 43,737.92 : x
  2. Step 2: Convert to fraction form
    93,674.56/140,511.68 = 43,737.92/x
  3. Step 3: Cross multiply
    93,674.56x = 140,511.68 × 43,737.92
  4. Step 4: Simplify right side
    93,674.56x = 6,145,688,618.91
  5. Step 5: Solve for x
    x = 6,145,688,618.91/93,674.56
  6. Step 6: Final answer
    x = 65,606.81

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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.