Home / 133,405.80-184,104.56-76,053.61

Finding the Fourth Proportional to 133,405.80, 184,104.56 and 76,053.61

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Solution

The fourth proportional to 133,405.80, 184,104.56 and 76,053.61 is: 104,956.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,405.80 : 184,104.56 = 76,053.61 : x
  2. Step 2: Convert to fraction form
    133,405.80/184,104.56 = 76,053.61/x
  3. Step 3: Cross multiply
    133,405.80x = 184,104.56 × 76,053.61
  4. Step 4: Simplify right side
    133,405.80x = 14,001,816,468.36
  5. Step 5: Solve for x
    x = 14,001,816,468.36/133,405.80
  6. Step 6: Final answer
    x = 104,956.58

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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.