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Finding the Fourth Proportional to 183,362.25, 275,150.60 and 76,737.30

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Solution

The fourth proportional to 183,362.25, 275,150.60 and 76,737.30 is: 115,150.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,362.25 : 275,150.60 = 76,737.30 : x
  2. Step 2: Convert to fraction form
    183,362.25/275,150.60 = 76,737.30/x
  3. Step 3: Cross multiply
    183,362.25x = 275,150.60 × 76,737.30
  4. Step 4: Simplify right side
    183,362.25x = 21,114,314,137.38
  5. Step 5: Solve for x
    x = 21,114,314,137.38/183,362.25
  6. Step 6: Final answer
    x = 115,150.82

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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.