Home / 122,859.20-184,263.60-34,090.40

Finding the Fourth Proportional to 122,859.20, 184,263.60 and 34,090.40

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Solution

The fourth proportional to 122,859.20, 184,263.60 and 34,090.40 is: 51,128.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,859.20 : 184,263.60 = 34,090.40 : x
  2. Step 2: Convert to fraction form
    122,859.20/184,263.60 = 34,090.40/x
  3. Step 3: Cross multiply
    122,859.20x = 184,263.60 × 34,090.40
  4. Step 4: Simplify right side
    122,859.20x = 6,281,619,829.44
  5. Step 5: Solve for x
    x = 6,281,619,829.44/122,859.20
  6. Step 6: Final answer
    x = 51,128.61

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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.