Home / 105,987,360.96-158,981,028.48-34,183,776.96

Finding the Fourth Proportional to 105,987,360.96, 158,981,028.48 and 34,183,776.96

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Solution

The fourth proportional to 105,987,360.96, 158,981,028.48 and 34,183,776.96 is: 51,275,661.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,987,360.96 : 158,981,028.48 = 34,183,776.96 : x
  2. Step 2: Convert to fraction form
    105,987,360.96/158,981,028.48 = 34,183,776.96/x
  3. Step 3: Cross multiply
    105,987,360.96x = 158,981,028.48 × 34,183,776.96
  4. Step 4: Simplify right side
    105,987,360.96x = 5,434,572,018,431,728
  5. Step 5: Solve for x
    x = 5,434,572,018,431,728/105,987,360.96
  6. Step 6: Final answer
    x = 51,275,661.26

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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.