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Finding the Fourth Proportional to 133,548.88, 184,238.64 and 79,806.88

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Solution

The fourth proportional to 133,548.88, 184,238.64 and 79,806.88 is: 110,098.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,548.88 : 184,238.64 = 79,806.88 : x
  2. Step 2: Convert to fraction form
    133,548.88/184,238.64 = 79,806.88/x
  3. Step 3: Cross multiply
    133,548.88x = 184,238.64 × 79,806.88
  4. Step 4: Simplify right side
    133,548.88x = 14,703,511,033.84
  5. Step 5: Solve for x
    x = 14,703,511,033.84/133,548.88
  6. Step 6: Final answer
    x = 110,098.35

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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.