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Finding the Fourth Proportional to 93,150.23, 139,682.49 and 29,958.68

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Solution

The fourth proportional to 93,150.23, 139,682.49 and 29,958.68 is: 44,924.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,150.23 : 139,682.49 = 29,958.68 : x
  2. Step 2: Convert to fraction form
    93,150.23/139,682.49 = 29,958.68/x
  3. Step 3: Cross multiply
    93,150.23x = 139,682.49 × 29,958.68
  4. Step 4: Simplify right side
    93,150.23x = 4,184,702,321.10
  5. Step 5: Solve for x
    x = 4,184,702,321.10/93,150.23
  6. Step 6: Final answer
    x = 44,924.23

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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.