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Finding the Fourth Proportional to 133,690.95, 184,490.55 and 73,260.27

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Solution

The fourth proportional to 133,690.95, 184,490.55 and 73,260.27 is: 101,097.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,690.95 : 184,490.55 = 73,260.27 : x
  2. Step 2: Convert to fraction form
    133,690.95/184,490.55 = 73,260.27/x
  3. Step 3: Cross multiply
    133,690.95x = 184,490.55 × 73,260.27
  4. Step 4: Simplify right side
    133,690.95x = 13,515,827,505.45
  5. Step 5: Solve for x
    x = 13,515,827,505.45/133,690.95
  6. Step 6: Final answer
    x = 101,097.55

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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.