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Finding the Fourth Proportional to 183,618.87, 275,396.64 and 48,683.89

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Solution

The fourth proportional to 183,618.87, 275,396.64 and 48,683.89 is: 73,017.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,618.87 : 275,396.64 = 48,683.89 : x
  2. Step 2: Convert to fraction form
    183,618.87/275,396.64 = 48,683.89/x
  3. Step 3: Cross multiply
    183,618.87x = 275,396.64 × 48,683.89
  4. Step 4: Simplify right side
    183,618.87x = 13,407,379,728.13
  5. Step 5: Solve for x
    x = 13,407,379,728.13/183,618.87
  6. Step 6: Final answer
    x = 73,017.44

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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.