Home / 208,899.66-288,003.14-166,022.32

Finding the Fourth Proportional to 208,899.66, 288,003.14 and 166,022.32

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Solution

The fourth proportional to 208,899.66, 288,003.14 and 166,022.32 is: 228,889.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,899.66 : 288,003.14 = 166,022.32 : x
  2. Step 2: Convert to fraction form
    208,899.66/288,003.14 = 166,022.32/x
  3. Step 3: Cross multiply
    208,899.66x = 288,003.14 × 166,022.32
  4. Step 4: Simplify right side
    208,899.66x = 47,814,949,470.08
  5. Step 5: Solve for x
    x = 47,814,949,470.08/208,899.66
  6. Step 6: Final answer
    x = 228,889.55

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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.