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Finding the Fourth Proportional to 224,053.44, 336,085.92 and 76,413.12

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Solution

The fourth proportional to 224,053.44, 336,085.92 and 76,413.12 is: 114,621.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,053.44 : 336,085.92 = 76,413.12 : x
  2. Step 2: Convert to fraction form
    224,053.44/336,085.92 = 76,413.12/x
  3. Step 3: Cross multiply
    224,053.44x = 336,085.92 × 76,413.12
  4. Step 4: Simplify right side
    224,053.44x = 25,681,373,735.27
  5. Step 5: Solve for x
    x = 25,681,373,735.27/224,053.44
  6. Step 6: Final answer
    x = 114,621.64

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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.