Home / 210,760.44-290,847.42-115,266.12

Finding the Fourth Proportional to 210,760.44, 290,847.42 and 115,266.12

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Solution

The fourth proportional to 210,760.44, 290,847.42 and 115,266.12 is: 159,066.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,760.44 : 290,847.42 = 115,266.12 : x
  2. Step 2: Convert to fraction form
    210,760.44/290,847.42 = 115,266.12/x
  3. Step 3: Cross multiply
    210,760.44x = 290,847.42 × 115,266.12
  4. Step 4: Simplify right side
    210,760.44x = 33,524,853,615.41
  5. Step 5: Solve for x
    x = 33,524,853,615.41/210,760.44
  6. Step 6: Final answer
    x = 159,066.16

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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.