Home / 103,993,306.22-143,660,247.01-83,057,852.36

Finding the Fourth Proportional to 103,993,306.22, 143,660,247.01 and 83,057,852.36

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Solution

The fourth proportional to 103,993,306.22, 143,660,247.01 and 83,057,852.36 is: 114,739,227.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,993,306.22 : 143,660,247.01 = 83,057,852.36 : x
  2. Step 2: Convert to fraction form
    103,993,306.22/143,660,247.01 = 83,057,852.36/x
  3. Step 3: Cross multiply
    103,993,306.22x = 143,660,247.01 × 83,057,852.36
  4. Step 4: Simplify right side
    103,993,306.22x = 11,932,111,585,231,766
  5. Step 5: Solve for x
    x = 11,932,111,585,231,766/103,993,306.22
  6. Step 6: Final answer
    x = 114,739,227.16

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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.