Home / 208,889.22-313,050.78-152,464.62

Finding the Fourth Proportional to 208,889.22, 313,050.78 and 152,464.62

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Solution

The fourth proportional to 208,889.22, 313,050.78 and 152,464.62 is: 228,490.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,889.22 : 313,050.78 = 152,464.62 : x
  2. Step 2: Convert to fraction form
    208,889.22/313,050.78 = 152,464.62/x
  3. Step 3: Cross multiply
    208,889.22x = 313,050.78 × 152,464.62
  4. Step 4: Simplify right side
    208,889.22x = 47,729,168,213.40
  5. Step 5: Solve for x
    x = 47,729,168,213.40/208,889.22
  6. Step 6: Final answer
    x = 228,490.34

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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.