Home / 122,151.52-184,059.34-100,450.96

Finding the Fourth Proportional to 122,151.52, 184,059.34 and 100,450.96

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Solution

The fourth proportional to 122,151.52, 184,059.34 and 100,450.96 is: 151,360.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,151.52 : 184,059.34 = 100,450.96 : x
  2. Step 2: Convert to fraction form
    122,151.52/184,059.34 = 100,450.96/x
  3. Step 3: Cross multiply
    122,151.52x = 184,059.34 × 100,450.96
  4. Step 4: Simplify right side
    122,151.52x = 18,488,937,399.97
  5. Step 5: Solve for x
    x = 18,488,937,399.97/122,151.52
  6. Step 6: Final answer
    x = 151,360.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.