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Finding the Fourth Proportional to 133,773.51, 184,469.63 and 93,472.57

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Solution

The fourth proportional to 133,773.51, 184,469.63 and 93,472.57 is: 128,895.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,773.51 : 184,469.63 = 93,472.57 : x
  2. Step 2: Convert to fraction form
    133,773.51/184,469.63 = 93,472.57/x
  3. Step 3: Cross multiply
    133,773.51x = 184,469.63 × 93,472.57
  4. Step 4: Simplify right side
    133,773.51x = 17,242,850,403.05
  5. Step 5: Solve for x
    x = 17,242,850,403.05/133,773.51
  6. Step 6: Final answer
    x = 128,895.85

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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.