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Finding the Fourth Proportional to 133,796.63, 184,639.26 and 73,368.30

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Solution

The fourth proportional to 133,796.63, 184,639.26 and 73,368.30 is: 101,248.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,796.63 : 184,639.26 = 73,368.30 : x
  2. Step 2: Convert to fraction form
    133,796.63/184,639.26 = 73,368.30/x
  3. Step 3: Cross multiply
    133,796.63x = 184,639.26 × 73,368.30
  4. Step 4: Simplify right side
    133,796.63x = 13,546,668,619.46
  5. Step 5: Solve for x
    x = 13,546,668,619.46/133,796.63
  6. Step 6: Final answer
    x = 101,248.20

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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.