Home / 190,271.21-262,578.51-108,597.83

Finding the Fourth Proportional to 190,271.21, 262,578.51 and 108,597.83

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Solution

The fourth proportional to 190,271.21, 262,578.51 and 108,597.83 is: 149,867.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,271.21 : 262,578.51 = 108,597.83 : x
  2. Step 2: Convert to fraction form
    190,271.21/262,578.51 = 108,597.83/x
  3. Step 3: Cross multiply
    190,271.21x = 262,578.51 × 108,597.83
  4. Step 4: Simplify right side
    190,271.21x = 28,515,455,077.74
  5. Step 5: Solve for x
    x = 28,515,455,077.74/190,271.21
  6. Step 6: Final answer
    x = 149,867.42

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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.