Home / 50,804.44-70,118.12-30,664.19

Finding the Fourth Proportional to 50,804.44, 70,118.12 and 30,664.19

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Solution

The fourth proportional to 50,804.44, 70,118.12 and 30,664.19 is: 42,321.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,804.44 : 70,118.12 = 30,664.19 : x
  2. Step 2: Convert to fraction form
    50,804.44/70,118.12 = 30,664.19/x
  3. Step 3: Cross multiply
    50,804.44x = 70,118.12 × 30,664.19
  4. Step 4: Simplify right side
    50,804.44x = 2,150,115,354.12
  5. Step 5: Solve for x
    x = 2,150,115,354.12/50,804.44
  6. Step 6: Final answer
    x = 42,321.41

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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.