Home / 47,963.20-71,944.80-46,350.40

Finding the Fourth Proportional to 47,963.20, 71,944.80 and 46,350.40

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Solution

The fourth proportional to 47,963.20, 71,944.80 and 46,350.40 is: 69,525.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,963.20 : 71,944.80 = 46,350.40 : x
  2. Step 2: Convert to fraction form
    47,963.20/71,944.80 = 46,350.40/x
  3. Step 3: Cross multiply
    47,963.20x = 71,944.80 × 46,350.40
  4. Step 4: Simplify right side
    47,963.20x = 3,334,670,257.92
  5. Step 5: Solve for x
    x = 3,334,670,257.92/47,963.20
  6. Step 6: Final answer
    x = 69,525.60

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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.