Home / 195,977.01-270,158.31-152,907.69

Finding the Fourth Proportional to 195,977.01, 270,158.31 and 152,907.69

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Solution

The fourth proportional to 195,977.01, 270,158.31 and 152,907.69 is: 210,786.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,977.01 : 270,158.31 = 152,907.69 : x
  2. Step 2: Convert to fraction form
    195,977.01/270,158.31 = 152,907.69/x
  3. Step 3: Cross multiply
    195,977.01x = 270,158.31 × 152,907.69
  4. Step 4: Simplify right side
    195,977.01x = 41,309,283,116.40
  5. Step 5: Solve for x
    x = 41,309,283,116.40/195,977.01
  6. Step 6: Final answer
    x = 210,786.37

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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.