Home / 74,773.21-111,896.34-46,706.48

Finding the Fourth Proportional to 74,773.21, 111,896.34 and 46,706.48

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Solution

The fourth proportional to 74,773.21, 111,896.34 and 46,706.48 is: 69,895.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,773.21 : 111,896.34 = 46,706.48 : x
  2. Step 2: Convert to fraction form
    74,773.21/111,896.34 = 46,706.48/x
  3. Step 3: Cross multiply
    74,773.21x = 111,896.34 × 46,706.48
  4. Step 4: Simplify right side
    74,773.21x = 5,226,283,769.78
  5. Step 5: Solve for x
    x = 5,226,283,769.78/74,773.21
  6. Step 6: Final answer
    x = 69,895.14

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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.