Home / 113,895,885.23-170,906,022.94-48,306,821.05

Finding the Fourth Proportional to 113,895,885.23, 170,906,022.94 and 48,306,821.05

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Solution

The fourth proportional to 113,895,885.23, 170,906,022.94 and 48,306,821.05 is: 72,486,610.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,895,885.23 : 170,906,022.94 = 48,306,821.05 : x
  2. Step 2: Convert to fraction form
    113,895,885.23/170,906,022.94 = 48,306,821.05/x
  3. Step 3: Cross multiply
    113,895,885.23x = 170,906,022.94 × 48,306,821.05
  4. Step 4: Simplify right side
    113,895,885.23x = 8,255,926,665,981,743
  5. Step 5: Solve for x
    x = 8,255,926,665,981,743/113,895,885.23
  6. Step 6: Final answer
    x = 72,486,610.47

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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.