Home / 75,436.89-104,102.93-41,447.55

Finding the Fourth Proportional to 75,436.89, 104,102.93 and 41,447.55

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Solution

The fourth proportional to 75,436.89, 104,102.93 and 41,447.55 is: 57,197.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,436.89 : 104,102.93 = 41,447.55 : x
  2. Step 2: Convert to fraction form
    75,436.89/104,102.93 = 41,447.55/x
  3. Step 3: Cross multiply
    75,436.89x = 104,102.93 × 41,447.55
  4. Step 4: Simplify right side
    75,436.89x = 4,314,811,396.32
  5. Step 5: Solve for x
    x = 4,314,811,396.32/75,436.89
  6. Step 6: Final answer
    x = 57,197.63

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1.5x scale

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.