Home / 75,491.37-104,193.20-57,554.34

Finding the Fourth Proportional to 75,491.37, 104,193.20 and 57,554.34

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Solution

The fourth proportional to 75,491.37, 104,193.20 and 57,554.34 is: 79,436.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,491.37 : 104,193.20 = 57,554.34 : x
  2. Step 2: Convert to fraction form
    75,491.37/104,193.20 = 57,554.34/x
  3. Step 3: Cross multiply
    75,491.37x = 104,193.20 × 57,554.34
  4. Step 4: Simplify right side
    75,491.37x = 5,996,770,570.72
  5. Step 5: Solve for x
    x = 5,996,770,570.72/75,491.37
  6. Step 6: Final answer
    x = 79,436.50

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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.