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Finding the Fourth Proportional to 93,940.80, 140,926.73 and 46,558.10

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Solution

The fourth proportional to 93,940.80, 140,926.73 and 46,558.10 is: 69,844.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,940.80 : 140,926.73 = 46,558.10 : x
  2. Step 2: Convert to fraction form
    93,940.80/140,926.73 = 46,558.10/x
  3. Step 3: Cross multiply
    93,940.80x = 140,926.73 × 46,558.10
  4. Step 4: Simplify right side
    93,940.80x = 6,561,279,850.59
  5. Step 5: Solve for x
    x = 6,561,279,850.59/93,940.80
  6. Step 6: Final answer
    x = 69,844.84

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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.