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Finding the Fourth Proportional to 273,973.49, 378,199.80 and 166,577.81

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Solution

The fourth proportional to 273,973.49, 378,199.80 and 166,577.81 is: 229,948.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,973.49 : 378,199.80 = 166,577.81 : x
  2. Step 2: Convert to fraction form
    273,973.49/378,199.80 = 166,577.81/x
  3. Step 3: Cross multiply
    273,973.49x = 378,199.80 × 166,577.81
  4. Step 4: Simplify right side
    273,973.49x = 62,999,694,426.44
  5. Step 5: Solve for x
    x = 62,999,694,426.44/273,973.49
  6. Step 6: Final answer
    x = 229,948.14

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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.