Home / 106,504.31-158,884.26-103,608.59

Finding the Fourth Proportional to 106,504.31, 158,884.26 and 103,608.59

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Solution

The fourth proportional to 106,504.31, 158,884.26 and 103,608.59 is: 154,564.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,504.31 : 158,884.26 = 103,608.59 : x
  2. Step 2: Convert to fraction form
    106,504.31/158,884.26 = 103,608.59/x
  3. Step 3: Cross multiply
    106,504.31x = 158,884.26 × 103,608.59
  4. Step 4: Simplify right side
    106,504.31x = 16,461,773,357.37
  5. Step 5: Solve for x
    x = 16,461,773,357.37/106,504.31
  6. Step 6: Final answer
    x = 154,564.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.