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Finding the Fourth Proportional to 75,905.46, 104,756.94 and 44,072.46

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Solution

The fourth proportional to 75,905.46, 104,756.94 and 44,072.46 is: 60,824.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,905.46 : 104,756.94 = 44,072.46 : x
  2. Step 2: Convert to fraction form
    75,905.46/104,756.94 = 44,072.46/x
  3. Step 3: Cross multiply
    75,905.46x = 104,756.94 × 44,072.46
  4. Step 4: Simplify right side
    75,905.46x = 4,616,896,047.87
  5. Step 5: Solve for x
    x = 4,616,896,047.87/75,905.46
  6. Step 6: Final answer
    x = 60,824.29

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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.