Home / 69,616.49-104,408.01-32,140.56

Finding the Fourth Proportional to 69,616.49, 104,408.01 and 32,140.56

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Solution

The fourth proportional to 69,616.49, 104,408.01 and 32,140.56 is: 48,203.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,616.49 : 104,408.01 = 32,140.56 : x
  2. Step 2: Convert to fraction form
    69,616.49/104,408.01 = 32,140.56/x
  3. Step 3: Cross multiply
    69,616.49x = 104,408.01 × 32,140.56
  4. Step 4: Simplify right side
    69,616.49x = 3,355,731,909.89
  5. Step 5: Solve for x
    x = 3,355,731,909.89/69,616.49
  6. Step 6: Final answer
    x = 48,203.12

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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.