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Finding the Fourth Proportional to 183,777.57, 275,536.76 and 71,364.15

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Solution

The fourth proportional to 183,777.57, 275,536.76 and 71,364.15 is: 106,995.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,777.57 : 275,536.76 = 71,364.15 : x
  2. Step 2: Convert to fraction form
    183,777.57/275,536.76 = 71,364.15/x
  3. Step 3: Cross multiply
    183,777.57x = 275,536.76 × 71,364.15
  4. Step 4: Simplify right side
    183,777.57x = 19,663,446,314.33
  5. Step 5: Solve for x
    x = 19,663,446,314.33/183,777.57
  6. Step 6: Final answer
    x = 106,995.90

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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.