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Finding the Fourth Proportional to 133,892.87, 184,772.07 and 73,463.90

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Solution

The fourth proportional to 133,892.87, 184,772.07 and 73,463.90 is: 101,380.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,892.87 : 184,772.07 = 73,463.90 : x
  2. Step 2: Convert to fraction form
    133,892.87/184,772.07 = 73,463.90/x
  3. Step 3: Cross multiply
    133,892.87x = 184,772.07 × 73,463.90
  4. Step 4: Simplify right side
    133,892.87x = 13,574,075,949.41
  5. Step 5: Solve for x
    x = 13,574,075,949.41/133,892.87
  6. Step 6: Final answer
    x = 101,380.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.