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Finding the Fourth Proportional to 133,352.61, 184,026.60 and 72,923.30

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Solution

The fourth proportional to 133,352.61, 184,026.60 and 72,923.30 is: 100,634.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,352.61 : 184,026.60 = 72,923.30 : x
  2. Step 2: Convert to fraction form
    133,352.61/184,026.60 = 72,923.30/x
  3. Step 3: Cross multiply
    133,352.61x = 184,026.60 × 72,923.30
  4. Step 4: Simplify right side
    133,352.61x = 13,419,826,499.71
  5. Step 5: Solve for x
    x = 13,419,826,499.71/133,352.61
  6. Step 6: Final answer
    x = 100,634.15

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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.