Home / 247,611.22-371,367.60-121,197.16

Finding the Fourth Proportional to 247,611.22, 371,367.60 and 121,197.16

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Solution

The fourth proportional to 247,611.22, 371,367.60 and 121,197.16 is: 181,771.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,611.22 : 371,367.60 = 121,197.16 : x
  2. Step 2: Convert to fraction form
    247,611.22/371,367.60 = 121,197.16/x
  3. Step 3: Cross multiply
    247,611.22x = 371,367.60 × 121,197.16
  4. Step 4: Simplify right side
    247,611.22x = 45,008,698,436.02
  5. Step 5: Solve for x
    x = 45,008,698,436.02/247,611.22
  6. Step 6: Final answer
    x = 181,771.64

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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.