Home / 122,297.83-183,464.96-43,405.45

Finding the Fourth Proportional to 122,297.83, 183,464.96 and 43,405.45

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Solution

The fourth proportional to 122,297.83, 183,464.96 and 43,405.45 is: 65,114.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,297.83 : 183,464.96 = 43,405.45 : x
  2. Step 2: Convert to fraction form
    122,297.83/183,464.96 = 43,405.45/x
  3. Step 3: Cross multiply
    122,297.83x = 183,464.96 × 43,405.45
  4. Step 4: Simplify right side
    122,297.83x = 7,963,379,148.03
  5. Step 5: Solve for x
    x = 7,963,379,148.03/122,297.83
  6. Step 6: Final answer
    x = 65,114.64

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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.