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Finding the Fourth Proportional to 93,324.06, 139,903.11 and 36,384.84

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Solution

The fourth proportional to 93,324.06, 139,903.11 and 36,384.84 is: 54,544.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,324.06 : 139,903.11 = 36,384.84 : x
  2. Step 2: Convert to fraction form
    93,324.06/139,903.11 = 36,384.84/x
  3. Step 3: Cross multiply
    93,324.06x = 139,903.11 × 36,384.84
  4. Step 4: Simplify right side
    93,324.06x = 5,090,352,272.85
  5. Step 5: Solve for x
    x = 5,090,352,272.85/93,324.06
  6. Step 6: Final answer
    x = 54,544.91

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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.