Home / 122,810.76-184,216.20-34,086.60

Finding the Fourth Proportional to 122,810.76, 184,216.20 and 34,086.60

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Solution

The fourth proportional to 122,810.76, 184,216.20 and 34,086.60 is: 51,129.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,810.76 : 184,216.20 = 34,086.60 : x
  2. Step 2: Convert to fraction form
    122,810.76/184,216.20 = 34,086.60/x
  3. Step 3: Cross multiply
    122,810.76x = 184,216.20 × 34,086.60
  4. Step 4: Simplify right side
    122,810.76x = 6,279,303,922.92
  5. Step 5: Solve for x
    x = 6,279,303,922.92/122,810.76
  6. Step 6: Final answer
    x = 51,129.92

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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.