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Finding the Fourth Proportional to 122,670.06, 184,007.25 and 39,564.06

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Solution

The fourth proportional to 122,670.06, 184,007.25 and 39,564.06 is: 59,346.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,670.06 : 184,007.25 = 39,564.06 : x
  2. Step 2: Convert to fraction form
    122,670.06/184,007.25 = 39,564.06/x
  3. Step 3: Cross multiply
    122,670.06x = 184,007.25 × 39,564.06
  4. Step 4: Simplify right side
    122,670.06x = 7,280,073,879.44
  5. Step 5: Solve for x
    x = 7,280,073,879.44/122,670.06
  6. Step 6: Final answer
    x = 59,346.79

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1.5x scale

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.