Home / 77,945.36-116,918.03-44,642.34

Finding the Fourth Proportional to 77,945.36, 116,918.03 and 44,642.34

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Solution

The fourth proportional to 77,945.36, 116,918.03 and 44,642.34 is: 66,963.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,945.36 : 116,918.03 = 44,642.34 : x
  2. Step 2: Convert to fraction form
    77,945.36/116,918.03 = 44,642.34/x
  3. Step 3: Cross multiply
    77,945.36x = 116,918.03 × 44,642.34
  4. Step 4: Simplify right side
    77,945.36x = 5,219,494,559.00
  5. Step 5: Solve for x
    x = 5,219,494,559.00/77,945.36
  6. Step 6: Final answer
    x = 66,963.51

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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.