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Finding the Fourth Proportional to 122,077, 183,116.64 and 43,204.60

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Solution

The fourth proportional to 122,077, 183,116.64 and 43,204.60 is: 64,807.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,077 : 183,116.64 = 43,204.60 : x
  2. Step 2: Convert to fraction form
    122,077/183,116.64 = 43,204.60/x
  3. Step 3: Cross multiply
    122,077x = 183,116.64 × 43,204.60
  4. Step 4: Simplify right side
    122,077x = 7,911,481,184.54
  5. Step 5: Solve for x
    x = 7,911,481,184.54/122,077
  6. Step 6: Final answer
    x = 64,807.30

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1.5x scale

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.