Home / 200,836.08-301,151.04-106,116.96

Finding the Fourth Proportional to 200,836.08, 301,151.04 and 106,116.96

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Solution

The fourth proportional to 200,836.08, 301,151.04 and 106,116.96 is: 159,120.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,836.08 : 301,151.04 = 106,116.96 : x
  2. Step 2: Convert to fraction form
    200,836.08/301,151.04 = 106,116.96/x
  3. Step 3: Cross multiply
    200,836.08x = 301,151.04 × 106,116.96
  4. Step 4: Simplify right side
    200,836.08x = 31,957,232,865.64
  5. Step 5: Solve for x
    x = 31,957,232,865.64/200,836.08
  6. Step 6: Final answer
    x = 159,120.98

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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.