Home / 144,529.25-199,433.70-83,284.37

Finding the Fourth Proportional to 144,529.25, 199,433.70 and 83,284.37

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Solution

The fourth proportional to 144,529.25, 199,433.70 and 83,284.37 is: 114,922.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,529.25 : 199,433.70 = 83,284.37 : x
  2. Step 2: Convert to fraction form
    144,529.25/199,433.70 = 83,284.37/x
  3. Step 3: Cross multiply
    144,529.25x = 199,433.70 × 83,284.37
  4. Step 4: Simplify right side
    144,529.25x = 16,609,709,064.10
  5. Step 5: Solve for x
    x = 16,609,709,064.10/144,529.25
  6. Step 6: Final answer
    x = 114,922.82

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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.