Home / 175,708.09-263,578.33-57,380.05

Finding the Fourth Proportional to 175,708.09, 263,578.33 and 57,380.05

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Solution

The fourth proportional to 175,708.09, 263,578.33 and 57,380.05 is: 86,075.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,708.09 : 263,578.33 = 57,380.05 : x
  2. Step 2: Convert to fraction form
    175,708.09/263,578.33 = 57,380.05/x
  3. Step 3: Cross multiply
    175,708.09x = 263,578.33 × 57,380.05
  4. Step 4: Simplify right side
    175,708.09x = 15,124,136,436.42
  5. Step 5: Solve for x
    x = 15,124,136,436.42/175,708.09
  6. Step 6: Final answer
    x = 86,075.36

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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.