Home / 122,961.09-184,466.81-51,883.75

Finding the Fourth Proportional to 122,961.09, 184,466.81 and 51,883.75

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Solution

The fourth proportional to 122,961.09, 184,466.81 and 51,883.75 is: 77,836.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,961.09 : 184,466.81 = 51,883.75 : x
  2. Step 2: Convert to fraction form
    122,961.09/184,466.81 = 51,883.75/x
  3. Step 3: Cross multiply
    122,961.09x = 184,466.81 × 51,883.75
  4. Step 4: Simplify right side
    122,961.09x = 9,570,829,853.34
  5. Step 5: Solve for x
    x = 9,570,829,853.34/122,961.09
  6. Step 6: Final answer
    x = 77,836.25

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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.