Home / 133,909.08-184,881.10-82,975.86

Finding the Fourth Proportional to 133,909.08, 184,881.10 and 82,975.86

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Solution

The fourth proportional to 133,909.08, 184,881.10 and 82,975.86 is: 114,560.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,909.08 : 184,881.10 = 82,975.86 : x
  2. Step 2: Convert to fraction form
    133,909.08/184,881.10 = 82,975.86/x
  3. Step 3: Cross multiply
    133,909.08x = 184,881.10 × 82,975.86
  4. Step 4: Simplify right side
    133,909.08x = 15,340,668,218.39
  5. Step 5: Solve for x
    x = 15,340,668,218.39/133,909.08
  6. Step 6: Final answer
    x = 114,560.33

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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.