Home / 150,598.22-207,828.32-82,618.67

Finding the Fourth Proportional to 150,598.22, 207,828.32 and 82,618.67

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Solution

The fourth proportional to 150,598.22, 207,828.32 and 82,618.67 is: 114,015.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,598.22 : 207,828.32 = 82,618.67 : x
  2. Step 2: Convert to fraction form
    150,598.22/207,828.32 = 82,618.67/x
  3. Step 3: Cross multiply
    150,598.22x = 207,828.32 × 82,618.67
  4. Step 4: Simplify right side
    150,598.22x = 17,170,498,973.64
  5. Step 5: Solve for x
    x = 17,170,498,973.64/150,598.22
  6. Step 6: Final answer
    x = 114,015.28

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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.