Home / 150,062.36-207,090.96-82,079.33

Finding the Fourth Proportional to 150,062.36, 207,090.96 and 82,079.33

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Solution

The fourth proportional to 150,062.36, 207,090.96 and 82,079.33 is: 113,272.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,062.36 : 207,090.96 = 82,079.33 : x
  2. Step 2: Convert to fraction form
    150,062.36/207,090.96 = 82,079.33/x
  3. Step 3: Cross multiply
    150,062.36x = 207,090.96 × 82,079.33
  4. Step 4: Simplify right side
    150,062.36x = 16,997,886,210.40
  5. Step 5: Solve for x
    x = 16,997,886,210.40/150,062.36
  6. Step 6: Final answer
    x = 113,272.15

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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.