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Finding the Fourth Proportional to 84,289.94, 116,310.20 and 46,561.94

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Solution

The fourth proportional to 84,289.94, 116,310.20 and 46,561.94 is: 64,250.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,289.94 : 116,310.20 = 46,561.94 : x
  2. Step 2: Convert to fraction form
    84,289.94/116,310.20 = 46,561.94/x
  3. Step 3: Cross multiply
    84,289.94x = 116,310.20 × 46,561.94
  4. Step 4: Simplify right side
    84,289.94x = 5,415,628,553.79
  5. Step 5: Solve for x
    x = 5,415,628,553.79/84,289.94
  6. Step 6: Final answer
    x = 64,250.00

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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.