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Finding the Fourth Proportional to 224,161.66, 336,241.86 and 74,413.18

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Solution

The fourth proportional to 224,161.66, 336,241.86 and 74,413.18 is: 111,619.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,161.66 : 336,241.86 = 74,413.18 : x
  2. Step 2: Convert to fraction form
    224,161.66/336,241.86 = 74,413.18/x
  3. Step 3: Cross multiply
    224,161.66x = 336,241.86 × 74,413.18
  4. Step 4: Simplify right side
    224,161.66x = 25,020,826,051.71
  5. Step 5: Solve for x
    x = 25,020,826,051.71/224,161.66
  6. Step 6: Final answer
    x = 111,619.56

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1.5x scale

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.