Home / 122,919.24-184,317.06-71,644.41

Finding the Fourth Proportional to 122,919.24, 184,317.06 and 71,644.41

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Solution

The fourth proportional to 122,919.24, 184,317.06 and 71,644.41 is: 107,430.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,919.24 : 184,317.06 = 71,644.41 : x
  2. Step 2: Convert to fraction form
    122,919.24/184,317.06 = 71,644.41/x
  3. Step 3: Cross multiply
    122,919.24x = 184,317.06 × 71,644.41
  4. Step 4: Simplify right side
    122,919.24x = 13,205,287,016.63
  5. Step 5: Solve for x
    x = 13,205,287,016.63/122,919.24
  6. Step 6: Final answer
    x = 107,430.59

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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.