Home / 88,236.45-121,766.82-47,950.56

Finding the Fourth Proportional to 88,236.45, 121,766.82 and 47,950.56

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Solution

The fourth proportional to 88,236.45, 121,766.82 and 47,950.56 is: 66,172.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,236.45 : 121,766.82 = 47,950.56 : x
  2. Step 2: Convert to fraction form
    88,236.45/121,766.82 = 47,950.56/x
  3. Step 3: Cross multiply
    88,236.45x = 121,766.82 × 47,950.56
  4. Step 4: Simplify right side
    88,236.45x = 5,838,787,208.42
  5. Step 5: Solve for x
    x = 5,838,787,208.42/88,236.45
  6. Step 6: Final answer
    x = 66,172.05

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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.