Home / 124,644.09-186,687.30-57,984.33

Finding the Fourth Proportional to 124,644.09, 186,687.30 and 57,984.33

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Solution

The fourth proportional to 124,644.09, 186,687.30 and 57,984.33 is: 86,846.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,644.09 : 186,687.30 = 57,984.33 : x
  2. Step 2: Convert to fraction form
    124,644.09/186,687.30 = 57,984.33/x
  3. Step 3: Cross multiply
    124,644.09x = 186,687.30 × 57,984.33
  4. Step 4: Simplify right side
    124,644.09x = 10,824,938,010.01
  5. Step 5: Solve for x
    x = 10,824,938,010.01/124,644.09
  6. Step 6: Final answer
    x = 86,846.78

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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.