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Finding the Fourth Proportional to 169,792.14, 254,687.90 and 45,133.14

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Solution

The fourth proportional to 169,792.14, 254,687.90 and 45,133.14 is: 67,699.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,792.14 : 254,687.90 = 45,133.14 : x
  2. Step 2: Convert to fraction form
    169,792.14/254,687.90 = 45,133.14/x
  3. Step 3: Cross multiply
    169,792.14x = 254,687.90 × 45,133.14
  4. Step 4: Simplify right side
    169,792.14x = 11,494,864,647.01
  5. Step 5: Solve for x
    x = 11,494,864,647.01/169,792.14
  6. Step 6: Final answer
    x = 67,699.63

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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.