Home / 210,102-289,935.84-114,609.44

Finding the Fourth Proportional to 210,102, 289,935.84 and 114,609.44

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Solution

The fourth proportional to 210,102, 289,935.84 and 114,609.44 is: 158,158.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,102 : 289,935.84 = 114,609.44 : x
  2. Step 2: Convert to fraction form
    210,102/289,935.84 = 114,609.44/x
  3. Step 3: Cross multiply
    210,102x = 289,935.84 × 114,609.44
  4. Step 4: Simplify right side
    210,102x = 33,229,384,258.33
  5. Step 5: Solve for x
    x = 33,229,384,258.33/210,102
  6. Step 6: Final answer
    x = 158,158.34

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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.