Home / 122,448.38-183,617.15-43,564.68

Finding the Fourth Proportional to 122,448.38, 183,617.15 and 43,564.68

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Solution

The fourth proportional to 122,448.38, 183,617.15 and 43,564.68 is: 65,327.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,448.38 : 183,617.15 = 43,564.68 : x
  2. Step 2: Convert to fraction form
    122,448.38/183,617.15 = 43,564.68/x
  3. Step 3: Cross multiply
    122,448.38x = 183,617.15 × 43,564.68
  4. Step 4: Simplify right side
    122,448.38x = 7,999,222,164.44
  5. Step 5: Solve for x
    x = 7,999,222,164.44/122,448.38
  6. Step 6: Final answer
    x = 65,327.30

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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.