Home / 152,251.82-210,093.26-90,985.84

Finding the Fourth Proportional to 152,251.82, 210,093.26 and 90,985.84

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Solution

The fourth proportional to 152,251.82, 210,093.26 and 90,985.84 is: 125,551.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,251.82 : 210,093.26 = 90,985.84 : x
  2. Step 2: Convert to fraction form
    152,251.82/210,093.26 = 90,985.84/x
  3. Step 3: Cross multiply
    152,251.82x = 210,093.26 × 90,985.84
  4. Step 4: Simplify right side
    152,251.82x = 19,115,511,739.44
  5. Step 5: Solve for x
    x = 19,115,511,739.44/152,251.82
  6. Step 6: Final answer
    x = 125,551.94

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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.