Home / 106,811.73-160,228.44-40,307.76

Finding the Fourth Proportional to 106,811.73, 160,228.44 and 40,307.76

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Solution

The fourth proportional to 106,811.73, 160,228.44 and 40,307.76 is: 60,465.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,811.73 : 160,228.44 = 40,307.76 : x
  2. Step 2: Convert to fraction form
    106,811.73/160,228.44 = 40,307.76/x
  3. Step 3: Cross multiply
    106,811.73x = 160,228.44 × 40,307.76
  4. Step 4: Simplify right side
    106,811.73x = 6,458,449,504.69
  5. Step 5: Solve for x
    x = 6,458,449,504.69/106,811.73
  6. Step 6: Final answer
    x = 60,465.73

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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.