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Finding the Fourth Proportional to 93,674.86, 140,503.17 and 51,541.09

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Solution

The fourth proportional to 93,674.86, 140,503.17 and 51,541.09 is: 77,306.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,674.86 : 140,503.17 = 51,541.09 : x
  2. Step 2: Convert to fraction form
    93,674.86/140,503.17 = 51,541.09/x
  3. Step 3: Cross multiply
    93,674.86x = 140,503.17 × 51,541.09
  4. Step 4: Simplify right side
    93,674.86x = 7,241,686,530.26
  5. Step 5: Solve for x
    x = 7,241,686,530.26/93,674.86
  6. Step 6: Final answer
    x = 77,306.62

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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.