Home / 184,910.48-255,095.38-108,390.76

Finding the Fourth Proportional to 184,910.48, 255,095.38 and 108,390.76

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Solution

The fourth proportional to 184,910.48, 255,095.38 and 108,390.76 is: 149,531.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,910.48 : 255,095.38 = 108,390.76 : x
  2. Step 2: Convert to fraction form
    184,910.48/255,095.38 = 108,390.76/x
  3. Step 3: Cross multiply
    184,910.48x = 255,095.38 × 108,390.76
  4. Step 4: Simplify right side
    184,910.48x = 27,649,982,110.69
  5. Step 5: Solve for x
    x = 27,649,982,110.69/184,910.48
  6. Step 6: Final answer
    x = 149,531.72

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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.