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Finding the Fourth Proportional to 133,764, 184,590.30 and 73,332.57

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Solution

The fourth proportional to 133,764, 184,590.30 and 73,332.57 is: 101,196.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,764 : 184,590.30 = 73,332.57 : x
  2. Step 2: Convert to fraction form
    133,764/184,590.30 = 73,332.57/x
  3. Step 3: Cross multiply
    133,764x = 184,590.30 × 73,332.57
  4. Step 4: Simplify right side
    133,764x = 13,536,481,096.07
  5. Step 5: Solve for x
    x = 13,536,481,096.07/133,764
  6. Step 6: Final answer
    x = 101,196.74

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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.