Home / 88,169.42-121,674.62-47,883.54

Finding the Fourth Proportional to 88,169.42, 121,674.62 and 47,883.54

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Solution

The fourth proportional to 88,169.42, 121,674.62 and 47,883.54 is: 66,079.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,169.42 : 121,674.62 = 47,883.54 : x
  2. Step 2: Convert to fraction form
    88,169.42/121,674.62 = 47,883.54/x
  3. Step 3: Cross multiply
    88,169.42x = 121,674.62 × 47,883.54
  4. Step 4: Simplify right side
    88,169.42x = 5,826,211,533.75
  5. Step 5: Solve for x
    x = 5,826,211,533.75/88,169.42
  6. Step 6: Final answer
    x = 66,079.73

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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.