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Finding the Fourth Proportional to 93,193.22, 139,794.15 and 26,642.81

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Solution

The fourth proportional to 93,193.22, 139,794.15 and 26,642.81 is: 39,965.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,193.22 : 139,794.15 = 26,642.81 : x
  2. Step 2: Convert to fraction form
    93,193.22/139,794.15 = 26,642.81/x
  3. Step 3: Cross multiply
    93,193.22x = 139,794.15 × 26,642.81
  4. Step 4: Simplify right side
    93,193.22x = 3,724,508,977.56
  5. Step 5: Solve for x
    x = 3,724,508,977.56/93,193.22
  6. Step 6: Final answer
    x = 39,965.45

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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.