Home / 74,185.16-102,357.74-43,965.27

Finding the Fourth Proportional to 74,185.16, 102,357.74 and 43,965.27

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Solution

The fourth proportional to 74,185.16, 102,357.74 and 43,965.27 is: 60,661.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,185.16 : 102,357.74 = 43,965.27 : x
  2. Step 2: Convert to fraction form
    74,185.16/102,357.74 = 43,965.27/x
  3. Step 3: Cross multiply
    74,185.16x = 102,357.74 × 43,965.27
  4. Step 4: Simplify right side
    74,185.16x = 4,500,185,785.60
  5. Step 5: Solve for x
    x = 4,500,185,785.60/74,185.16
  6. Step 6: Final answer
    x = 60,661.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.