Home / 129,053.35-193,504.67-50,075.33

Finding the Fourth Proportional to 129,053.35, 193,504.67 and 50,075.33

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Solution

The fourth proportional to 129,053.35, 193,504.67 and 50,075.33 is: 75,083.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,053.35 : 193,504.67 = 50,075.33 : x
  2. Step 2: Convert to fraction form
    129,053.35/193,504.67 = 50,075.33/x
  3. Step 3: Cross multiply
    129,053.35x = 193,504.67 × 50,075.33
  4. Step 4: Simplify right side
    129,053.35x = 9,689,809,956.41
  5. Step 5: Solve for x
    x = 9,689,809,956.41/129,053.35
  6. Step 6: Final answer
    x = 75,083.76

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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.