Home / 85,524.45-118,015.56-49,716.24

Finding the Fourth Proportional to 85,524.45, 118,015.56 and 49,716.24

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Solution

The fourth proportional to 85,524.45, 118,015.56 and 49,716.24 is: 68,603.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,524.45 : 118,015.56 = 49,716.24 : x
  2. Step 2: Convert to fraction form
    85,524.45/118,015.56 = 49,716.24/x
  3. Step 3: Cross multiply
    85,524.45x = 118,015.56 × 49,716.24
  4. Step 4: Simplify right side
    85,524.45x = 5,867,289,904.69
  5. Step 5: Solve for x
    x = 5,867,289,904.69/85,524.45
  6. Step 6: Final answer
    x = 68,603.66

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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.