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Finding the Fourth Proportional to 93,354.57, 139,943.30 and 37,229.27

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Solution

The fourth proportional to 93,354.57, 139,943.30 and 37,229.27 is: 55,808.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,354.57 : 139,943.30 = 37,229.27 : x
  2. Step 2: Convert to fraction form
    93,354.57/139,943.30 = 37,229.27/x
  3. Step 3: Cross multiply
    93,354.57x = 139,943.30 × 37,229.27
  4. Step 4: Simplify right side
    93,354.57x = 5,209,986,014.53
  5. Step 5: Solve for x
    x = 5,209,986,014.53/93,354.57
  6. Step 6: Final answer
    x = 55,808.58

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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.