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Finding the Fourth Proportional to 133,367.00, 184,046.45 and 72,937.69

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Solution

The fourth proportional to 133,367.00, 184,046.45 and 72,937.69 is: 100,654.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,367.00 : 184,046.45 = 72,937.69 : x
  2. Step 2: Convert to fraction form
    133,367.00/184,046.45 = 72,937.69/x
  3. Step 3: Cross multiply
    133,367.00x = 184,046.45 × 72,937.69
  4. Step 4: Simplify right side
    133,367.00x = 13,423,922,090.90
  5. Step 5: Solve for x
    x = 13,423,922,090.90/133,367.00
  6. Step 6: Final answer
    x = 100,654.00

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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.