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Finding the Fourth Proportional to 93,124.51, 139,662.16 and 26,568.43

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Solution

The fourth proportional to 93,124.51, 139,662.16 and 26,568.43 is: 39,845.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,124.51 : 139,662.16 = 26,568.43 : x
  2. Step 2: Convert to fraction form
    93,124.51/139,662.16 = 26,568.43/x
  3. Step 3: Cross multiply
    93,124.51x = 139,662.16 × 26,568.43
  4. Step 4: Simplify right side
    93,124.51x = 3,710,603,906.03
  5. Step 5: Solve for x
    x = 3,710,603,906.03/93,124.51
  6. Step 6: Final answer
    x = 39,845.62

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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.