Home / 131,795,974.73-181,879,924.77-75,288,204.34

Finding the Fourth Proportional to 131,795,974.73, 181,879,924.77 and 75,288,204.34

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Solution

The fourth proportional to 131,795,974.73, 181,879,924.77 and 75,288,204.34 is: 103,898,567.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,795,974.73 : 181,879,924.77 = 75,288,204.34 : x
  2. Step 2: Convert to fraction form
    131,795,974.73/181,879,924.77 = 75,288,204.34/x
  3. Step 3: Cross multiply
    131,795,974.73x = 181,879,924.77 × 75,288,204.34
  4. Step 4: Simplify right side
    131,795,974.73x = 13,693,412,940,972,890
  5. Step 5: Solve for x
    x = 13,693,412,940,972,890/131,795,974.73
  6. Step 6: Final answer
    x = 103,898,567.23

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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.