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Finding the Fourth Proportional to 84,008.88, 115,932.25 and 46,283.94

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Solution

The fourth proportional to 84,008.88, 115,932.25 and 46,283.94 is: 63,871.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,008.88 : 115,932.25 = 46,283.94 : x
  2. Step 2: Convert to fraction form
    84,008.88/115,932.25 = 46,283.94/x
  3. Step 3: Cross multiply
    84,008.88x = 115,932.25 × 46,283.94
  4. Step 4: Simplify right side
    84,008.88x = 5,365,800,607.69
  5. Step 5: Solve for x
    x = 5,365,800,607.69/84,008.88
  6. Step 6: Final answer
    x = 63,871.83

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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.