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Finding the Fourth Proportional to 51,380.84, 70,866.60 and 44,222.60

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Solution

The fourth proportional to 51,380.84, 70,866.60 and 44,222.60 is: 60,993.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,380.84 : 70,866.60 = 44,222.60 : x
  2. Step 2: Convert to fraction form
    51,380.84/70,866.60 = 44,222.60/x
  3. Step 3: Cross multiply
    51,380.84x = 70,866.60 × 44,222.60
  4. Step 4: Simplify right side
    51,380.84x = 3,133,905,305.16
  5. Step 5: Solve for x
    x = 3,133,905,305.16/51,380.84
  6. Step 6: Final answer
    x = 60,993.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.