Home / 122,263.25-183,348.81-51,190.79

Finding the Fourth Proportional to 122,263.25, 183,348.81 and 51,190.79

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Solution

The fourth proportional to 122,263.25, 183,348.81 and 51,190.79 is: 76,766.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,263.25 : 183,348.81 = 51,190.79 : x
  2. Step 2: Convert to fraction form
    122,263.25/183,348.81 = 51,190.79/x
  3. Step 3: Cross multiply
    122,263.25x = 183,348.81 × 51,190.79
  4. Step 4: Simplify right side
    122,263.25x = 9,385,769,512.72
  5. Step 5: Solve for x
    x = 9,385,769,512.72/122,263.25
  6. Step 6: Final answer
    x = 76,766.89

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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.