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Finding the Fourth Proportional to 241,325.80, 333,078.06 and 139,367.86

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Solution

The fourth proportional to 241,325.80, 333,078.06 and 139,367.86 is: 192,355.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,325.80 : 333,078.06 = 139,367.86 : x
  2. Step 2: Convert to fraction form
    241,325.80/333,078.06 = 139,367.86/x
  3. Step 3: Cross multiply
    241,325.80x = 333,078.06 × 139,367.86
  4. Step 4: Simplify right side
    241,325.80x = 46,420,376,435.15
  5. Step 5: Solve for x
    x = 46,420,376,435.15/241,325.80
  6. Step 6: Final answer
    x = 192,355.63

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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.