Home / 122,723.80-184,085.70-103,024.60

Finding the Fourth Proportional to 122,723.80, 184,085.70 and 103,024.60

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Solution

The fourth proportional to 122,723.80, 184,085.70 and 103,024.60 is: 154,536.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,723.80 : 184,085.70 = 103,024.60 : x
  2. Step 2: Convert to fraction form
    122,723.80/184,085.70 = 103,024.60/x
  3. Step 3: Cross multiply
    122,723.80x = 184,085.70 × 103,024.60
  4. Step 4: Simplify right side
    122,723.80x = 18,965,355,608.22
  5. Step 5: Solve for x
    x = 18,965,355,608.22/122,723.80
  6. Step 6: Final answer
    x = 154,536.90

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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.