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Finding the Fourth Proportional to 184,910.80, 276,928.80 and 125,424.40

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Solution

The fourth proportional to 184,910.80, 276,928.80 and 125,424.40 is: 187,839.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,910.80 : 276,928.80 = 125,424.40 : x
  2. Step 2: Convert to fraction form
    184,910.80/276,928.80 = 125,424.40/x
  3. Step 3: Cross multiply
    184,910.80x = 276,928.80 × 125,424.40
  4. Step 4: Simplify right side
    184,910.80x = 34,733,628,582.72
  5. Step 5: Solve for x
    x = 34,733,628,582.72/184,910.80
  6. Step 6: Final answer
    x = 187,839.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.