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Finding the Fourth Proportional to 67,922.85, 101,751.74 and 44,478.21

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Solution

The fourth proportional to 67,922.85, 101,751.74 and 44,478.21 is: 66,630.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,922.85 : 101,751.74 = 44,478.21 : x
  2. Step 2: Convert to fraction form
    67,922.85/101,751.74 = 44,478.21/x
  3. Step 3: Cross multiply
    67,922.85x = 101,751.74 × 44,478.21
  4. Step 4: Simplify right side
    67,922.85x = 4,525,735,037.19
  5. Step 5: Solve for x
    x = 4,525,735,037.19/67,922.85
  6. Step 6: Final answer
    x = 66,630.52

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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.