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Finding the Fourth Proportional to 133,596.79, 184,363.57 and 73,167.58

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Solution

The fourth proportional to 133,596.79, 184,363.57 and 73,167.58 is: 100,971.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,596.79 : 184,363.57 = 73,167.58 : x
  2. Step 2: Convert to fraction form
    133,596.79/184,363.57 = 73,167.58/x
  3. Step 3: Cross multiply
    133,596.79x = 184,363.57 × 73,167.58
  4. Step 4: Simplify right side
    133,596.79x = 13,489,435,796.15
  5. Step 5: Solve for x
    x = 13,489,435,796.15/133,596.79
  6. Step 6: Final answer
    x = 100,971.25

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1.5x scale

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.