Home / 150,286.68-207,393.30-82,303.11

Finding the Fourth Proportional to 150,286.68, 207,393.30 and 82,303.11

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Solution

The fourth proportional to 150,286.68, 207,393.30 and 82,303.11 is: 113,577.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,286.68 : 207,393.30 = 82,303.11 : x
  2. Step 2: Convert to fraction form
    150,286.68/207,393.30 = 82,303.11/x
  3. Step 3: Cross multiply
    150,286.68x = 207,393.30 × 82,303.11
  4. Step 4: Simplify right side
    150,286.68x = 17,069,113,583.16
  5. Step 5: Solve for x
    x = 17,069,113,583.16/150,286.68
  6. Step 6: Final answer
    x = 113,577.02

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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.