Home / 184,818.76-255,151.44-120,344.18

Finding the Fourth Proportional to 184,818.76, 255,151.44 and 120,344.18

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Solution

The fourth proportional to 184,818.76, 255,151.44 and 120,344.18 is: 166,141.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,818.76 : 255,151.44 = 120,344.18 : x
  2. Step 2: Convert to fraction form
    184,818.76/255,151.44 = 120,344.18/x
  3. Step 3: Cross multiply
    184,818.76x = 255,151.44 × 120,344.18
  4. Step 4: Simplify right side
    184,818.76x = 30,705,991,320.56
  5. Step 5: Solve for x
    x = 30,705,991,320.56/184,818.76
  6. Step 6: Final answer
    x = 166,141.09

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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.