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Finding the Fourth Proportional to 93,247.47, 139,929.53 and 37,843.47

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Solution

The fourth proportional to 93,247.47, 139,929.53 and 37,843.47 is: 56,788.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,247.47 : 139,929.53 = 37,843.47 : x
  2. Step 2: Convert to fraction form
    93,247.47/139,929.53 = 37,843.47/x
  3. Step 3: Cross multiply
    93,247.47x = 139,929.53 × 37,843.47
  4. Step 4: Simplify right side
    93,247.47x = 5,295,418,781.45
  5. Step 5: Solve for x
    x = 5,295,418,781.45/93,247.47
  6. Step 6: Final answer
    x = 56,788.87

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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.