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Finding the Fourth Proportional to 133,951.78, 184,855.80 and 73,528.08

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Solution

The fourth proportional to 133,951.78, 184,855.80 and 73,528.08 is: 101,470.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,951.78 : 184,855.80 = 73,528.08 : x
  2. Step 2: Convert to fraction form
    133,951.78/184,855.80 = 73,528.08/x
  3. Step 3: Cross multiply
    133,951.78x = 184,855.80 × 73,528.08
  4. Step 4: Simplify right side
    133,951.78x = 13,592,092,050.86
  5. Step 5: Solve for x
    x = 13,592,092,050.86/133,951.78
  6. Step 6: Final answer
    x = 101,470.04

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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.