Home / 150,387.22-207,534.41-82,403.64

Finding the Fourth Proportional to 150,387.22, 207,534.41 and 82,403.64

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Solution

The fourth proportional to 150,387.22, 207,534.41 and 82,403.64 is: 113,717.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,387.22 : 207,534.41 = 82,403.64 : x
  2. Step 2: Convert to fraction form
    150,387.22/207,534.41 = 82,403.64/x
  3. Step 3: Cross multiply
    150,387.22x = 207,534.41 × 82,403.64
  4. Step 4: Simplify right side
    150,387.22x = 17,101,590,706.25
  5. Step 5: Solve for x
    x = 17,101,590,706.25/150,387.22
  6. Step 6: Final answer
    x = 113,717.05

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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.