Home / 167,907.15-251,860.73-129,853.35

Finding the Fourth Proportional to 167,907.15, 251,860.73 and 129,853.35

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Solution

The fourth proportional to 167,907.15, 251,860.73 and 129,853.35 is: 194,780.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,907.15 : 251,860.73 = 129,853.35 : x
  2. Step 2: Convert to fraction form
    167,907.15/251,860.73 = 129,853.35/x
  3. Step 3: Cross multiply
    167,907.15x = 251,860.73 × 129,853.35
  4. Step 4: Simplify right side
    167,907.15x = 32,704,958,874.68
  5. Step 5: Solve for x
    x = 32,704,958,874.68/167,907.15
  6. Step 6: Final answer
    x = 194,780.03

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1.5x scale

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.