Home / 208,169.46-287,274.60-112,676.04

Finding the Fourth Proportional to 208,169.46, 287,274.60 and 112,676.04

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Solution

The fourth proportional to 208,169.46, 287,274.60 and 112,676.04 is: 155,493.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,169.46 : 287,274.60 = 112,676.04 : x
  2. Step 2: Convert to fraction form
    208,169.46/287,274.60 = 112,676.04/x
  3. Step 3: Cross multiply
    208,169.46x = 287,274.60 × 112,676.04
  4. Step 4: Simplify right side
    208,169.46x = 32,368,964,320.58
  5. Step 5: Solve for x
    x = 32,368,964,320.58/208,169.46
  6. Step 6: Final answer
    x = 155,493.34

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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.