Home / 74,245.28-102,448.71-41,984.33

Finding the Fourth Proportional to 74,245.28, 102,448.71 and 41,984.33

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Solution

The fourth proportional to 74,245.28, 102,448.71 and 41,984.33 is: 57,932.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,245.28 : 102,448.71 = 41,984.33 : x
  2. Step 2: Convert to fraction form
    74,245.28/102,448.71 = 41,984.33/x
  3. Step 3: Cross multiply
    74,245.28x = 102,448.71 × 41,984.33
  4. Step 4: Simplify right side
    74,245.28x = 4,301,239,936.47
  5. Step 5: Solve for x
    x = 4,301,239,936.47/74,245.28
  6. Step 6: Final answer
    x = 57,932.84

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1.5x scale

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.