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Finding the Fourth Proportional to 93,759.64, 140,541.04 and 67,450.03

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Solution

The fourth proportional to 93,759.64, 140,541.04 and 67,450.03 is: 101,104.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,759.64 : 140,541.04 = 67,450.03 : x
  2. Step 2: Convert to fraction form
    93,759.64/140,541.04 = 67,450.03/x
  3. Step 3: Cross multiply
    93,759.64x = 140,541.04 × 67,450.03
  4. Step 4: Simplify right side
    93,759.64x = 9,479,497,097.19
  5. Step 5: Solve for x
    x = 9,479,497,097.19/93,759.64
  6. Step 6: Final answer
    x = 101,104.24

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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.