Home / 103,884.42-155,846.07-41,559.78

Finding the Fourth Proportional to 103,884.42, 155,846.07 and 41,559.78

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Solution

The fourth proportional to 103,884.42, 155,846.07 and 41,559.78 is: 62,347.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,884.42 : 155,846.07 = 41,559.78 : x
  2. Step 2: Convert to fraction form
    103,884.42/155,846.07 = 41,559.78/x
  3. Step 3: Cross multiply
    103,884.42x = 155,846.07 × 41,559.78
  4. Step 4: Simplify right side
    103,884.42x = 6,476,928,383.06
  5. Step 5: Solve for x
    x = 6,476,928,383.06/103,884.42
  6. Step 6: Final answer
    x = 62,347.45

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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.