Home / 208,104.26-287,184.83-117,464.04

Finding the Fourth Proportional to 208,104.26, 287,184.83 and 117,464.04

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Solution

The fourth proportional to 208,104.26, 287,184.83 and 117,464.04 is: 162,100.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,104.26 : 287,184.83 = 117,464.04 : x
  2. Step 2: Convert to fraction form
    208,104.26/287,184.83 = 117,464.04/x
  3. Step 3: Cross multiply
    208,104.26x = 287,184.83 × 117,464.04
  4. Step 4: Simplify right side
    208,104.26x = 33,733,889,771.19
  5. Step 5: Solve for x
    x = 33,733,889,771.19/208,104.26
  6. Step 6: Final answer
    x = 162,100.91

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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.