Home / 214,119.09-295,623-137,672.52

Finding the Fourth Proportional to 214,119.09, 295,623 and 137,672.52

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Solution

The fourth proportional to 214,119.09, 295,623 and 137,672.52 is: 190,077.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,119.09 : 295,623 = 137,672.52 : x
  2. Step 2: Convert to fraction form
    214,119.09/295,623 = 137,672.52/x
  3. Step 3: Cross multiply
    214,119.09x = 295,623 × 137,672.52
  4. Step 4: Simplify right side
    214,119.09x = 40,699,163,379.96
  5. Step 5: Solve for x
    x = 40,699,163,379.96/214,119.09
  6. Step 6: Final answer
    x = 190,077.23

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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.