Home / 47,975.22-71,480.48-45,292.50

Finding the Fourth Proportional to 47,975.22, 71,480.48 and 45,292.50

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Solution

The fourth proportional to 47,975.22, 71,480.48 and 45,292.50 is: 67,483.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,975.22 : 71,480.48 = 45,292.50 : x
  2. Step 2: Convert to fraction form
    47,975.22/71,480.48 = 45,292.50/x
  3. Step 3: Cross multiply
    47,975.22x = 71,480.48 × 45,292.50
  4. Step 4: Simplify right side
    47,975.22x = 3,237,529,413.94
  5. Step 5: Solve for x
    x = 3,237,529,413.94/47,975.22
  6. Step 6: Final answer
    x = 67,483.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.