Home / 190,965.89-263,565.41-110,442.37

Finding the Fourth Proportional to 190,965.89, 263,565.41 and 110,442.37

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Solution

The fourth proportional to 190,965.89, 263,565.41 and 110,442.37 is: 152,429.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,965.89 : 263,565.41 = 110,442.37 : x
  2. Step 2: Convert to fraction form
    190,965.89/263,565.41 = 110,442.37/x
  3. Step 3: Cross multiply
    190,965.89x = 263,565.41 × 110,442.37
  4. Step 4: Simplify right side
    190,965.89x = 29,108,788,530.42
  5. Step 5: Solve for x
    x = 29,108,788,530.42/190,965.89
  6. Step 6: Final answer
    x = 152,429.26

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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.