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Finding the Fourth Proportional to 133,963.22, 184,868.64 and 73,534.82

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Solution

The fourth proportional to 133,963.22, 184,868.64 and 73,534.82 is: 101,477.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,963.22 : 184,868.64 = 73,534.82 : x
  2. Step 2: Convert to fraction form
    133,963.22/184,868.64 = 73,534.82/x
  3. Step 3: Cross multiply
    133,963.22x = 184,868.64 × 73,534.82
  4. Step 4: Simplify right side
    133,963.22x = 13,594,282,166.04
  5. Step 5: Solve for x
    x = 13,594,282,166.04/133,963.22
  6. Step 6: Final answer
    x = 101,477.72

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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.