Home / 122,583.37-184,151.86-72,696.19

Finding the Fourth Proportional to 122,583.37, 184,151.86 and 72,696.19

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Solution

The fourth proportional to 122,583.37, 184,151.86 and 72,696.19 is: 109,208.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,583.37 : 184,151.86 = 72,696.19 : x
  2. Step 2: Convert to fraction form
    122,583.37/184,151.86 = 72,696.19/x
  3. Step 3: Cross multiply
    122,583.37x = 184,151.86 × 72,696.19
  4. Step 4: Simplify right side
    122,583.37x = 13,387,138,603.41
  5. Step 5: Solve for x
    x = 13,387,138,603.41/122,583.37
  6. Step 6: Final answer
    x = 109,208.44

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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.