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Finding the Fourth Proportional to 93,324.31, 140,044.52 and 37,920.31

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Solution

The fourth proportional to 93,324.31, 140,044.52 and 37,920.31 is: 56,904.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,324.31 : 140,044.52 = 37,920.31 : x
  2. Step 2: Convert to fraction form
    93,324.31/140,044.52 = 37,920.31/x
  3. Step 3: Cross multiply
    93,324.31x = 140,044.52 × 37,920.31
  4. Step 4: Simplify right side
    93,324.31x = 5,310,531,612.20
  5. Step 5: Solve for x
    x = 5,310,531,612.20/93,324.31
  6. Step 6: Final answer
    x = 56,904.05

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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.