Home / 207,539.22-311,308.91-160,223.41

Finding the Fourth Proportional to 207,539.22, 311,308.91 and 160,223.41

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Solution

The fourth proportional to 207,539.22, 311,308.91 and 160,223.41 is: 240,335.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,539.22 : 311,308.91 = 160,223.41 : x
  2. Step 2: Convert to fraction form
    207,539.22/311,308.91 = 160,223.41/x
  3. Step 3: Cross multiply
    207,539.22x = 311,308.91 × 160,223.41
  4. Step 4: Simplify right side
    207,539.22x = 49,878,972,765.92
  5. Step 5: Solve for x
    x = 49,878,972,765.92/207,539.22
  6. Step 6: Final answer
    x = 240,335.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.