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Finding the Fourth Proportional to 122,063, 183,095.58 and 43,190.60

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Solution

The fourth proportional to 122,063, 183,095.58 and 43,190.60 is: 64,786.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,063 : 183,095.58 = 43,190.60 : x
  2. Step 2: Convert to fraction form
    122,063/183,095.58 = 43,190.60/x
  3. Step 3: Cross multiply
    122,063x = 183,095.58 × 43,190.60
  4. Step 4: Simplify right side
    122,063x = 7,908,007,957.55
  5. Step 5: Solve for x
    x = 7,908,007,957.55/122,063
  6. Step 6: Final answer
    x = 64,786.28

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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.