Home / 103,619,235.42-155,418,201.90-34,524,576.21

Finding the Fourth Proportional to 103,619,235.42, 155,418,201.90 and 34,524,576.21

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Solution

The fourth proportional to 103,619,235.42, 155,418,201.90 and 34,524,576.21 is: 51,783,315.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,619,235.42 : 155,418,201.90 = 34,524,576.21 : x
  2. Step 2: Convert to fraction form
    103,619,235.42/155,418,201.90 = 34,524,576.21/x
  3. Step 3: Cross multiply
    103,619,235.42x = 155,418,201.90 × 34,524,576.21
  4. Step 4: Simplify right side
    103,619,235.42x = 5,365,747,555,917,717
  5. Step 5: Solve for x
    x = 5,365,747,555,917,717/103,619,235.42
  6. Step 6: Final answer
    x = 51,783,315.46

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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.