Home / 104,807,622.96-144,632,638.26-57,123,306.54

Finding the Fourth Proportional to 104,807,622.96, 144,632,638.26 and 57,123,306.54

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Solution

The fourth proportional to 104,807,622.96, 144,632,638.26 and 57,123,306.54 is: 78,829,137.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,807,622.96 : 144,632,638.26 = 57,123,306.54 : x
  2. Step 2: Convert to fraction form
    104,807,622.96/144,632,638.26 = 57,123,306.54/x
  3. Step 3: Cross multiply
    104,807,622.96x = 144,632,638.26 × 57,123,306.54
  4. Step 4: Simplify right side
    104,807,622.96x = 8,261,894,531,014,912
  5. Step 5: Solve for x
    x = 8,261,894,531,014,912/104,807,622.96
  6. Step 6: Final answer
    x = 78,829,137.59

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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.