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Finding the Fourth Proportional to 45,975.94, 68,914.88 and 26,211.94

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Solution

The fourth proportional to 45,975.94, 68,914.88 and 26,211.94 is: 39,289.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,975.94 : 68,914.88 = 26,211.94 : x
  2. Step 2: Convert to fraction form
    45,975.94/68,914.88 = 26,211.94/x
  3. Step 3: Cross multiply
    45,975.94x = 68,914.88 × 26,211.94
  4. Step 4: Simplify right side
    45,975.94x = 1,806,392,699.67
  5. Step 5: Solve for x
    x = 1,806,392,699.67/45,975.94
  6. Step 6: Final answer
    x = 39,289.96

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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.