Home / 84,289.05-116,321.17-50,317.25

Finding the Fourth Proportional to 84,289.05, 116,321.17 and 50,317.25

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Solution

The fourth proportional to 84,289.05, 116,321.17 and 50,317.25 is: 69,439.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,289.05 : 116,321.17 = 50,317.25 : x
  2. Step 2: Convert to fraction form
    84,289.05/116,321.17 = 50,317.25/x
  3. Step 3: Cross multiply
    84,289.05x = 116,321.17 × 50,317.25
  4. Step 4: Simplify right side
    84,289.05x = 5,852,961,391.18
  5. Step 5: Solve for x
    x = 5,852,961,391.18/84,289.05
  6. Step 6: Final answer
    x = 69,439.17

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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.