Home / 122,157.34-183,186.79-51,033.38

Finding the Fourth Proportional to 122,157.34, 183,186.79 and 51,033.38

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Solution

The fourth proportional to 122,157.34, 183,186.79 and 51,033.38 is: 76,529.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,157.34 : 183,186.79 = 51,033.38 : x
  2. Step 2: Convert to fraction form
    122,157.34/183,186.79 = 51,033.38/x
  3. Step 3: Cross multiply
    122,157.34x = 183,186.79 × 51,033.38
  4. Step 4: Simplify right side
    122,157.34x = 9,348,640,021.53
  5. Step 5: Solve for x
    x = 9,348,640,021.53/122,157.34
  6. Step 6: Final answer
    x = 76,529.50

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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.