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Finding the Fourth Proportional to 149,166.68, 223,696.74 and 49,308.44

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Solution

The fourth proportional to 149,166.68, 223,696.74 and 49,308.44 is: 73,945.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,166.68 : 223,696.74 = 49,308.44 : x
  2. Step 2: Convert to fraction form
    149,166.68/223,696.74 = 49,308.44/x
  3. Step 3: Cross multiply
    149,166.68x = 223,696.74 × 49,308.44
  4. Step 4: Simplify right side
    149,166.68x = 11,030,137,282.49
  5. Step 5: Solve for x
    x = 11,030,137,282.49/149,166.68
  6. Step 6: Final answer
    x = 73,945.05

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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.