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Finding the Fourth Proportional to 93,879.01, 140,827.17 and 30,699.46

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Solution

The fourth proportional to 93,879.01, 140,827.17 and 30,699.46 is: 46,052.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,879.01 : 140,827.17 = 30,699.46 : x
  2. Step 2: Convert to fraction form
    93,879.01/140,827.17 = 30,699.46/x
  3. Step 3: Cross multiply
    93,879.01x = 140,827.17 × 30,699.46
  4. Step 4: Simplify right side
    93,879.01x = 4,323,318,072.33
  5. Step 5: Solve for x
    x = 4,323,318,072.33/93,879.01
  6. Step 6: Final answer
    x = 46,052.02

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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.