Home / 223,982.66-309,073.66-137,927.86

Finding the Fourth Proportional to 223,982.66, 309,073.66 and 137,927.86

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Solution

The fourth proportional to 223,982.66, 309,073.66 and 137,927.86 is: 190,326.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,982.66 : 309,073.66 = 137,927.86 : x
  2. Step 2: Convert to fraction form
    223,982.66/309,073.66 = 137,927.86/x
  3. Step 3: Cross multiply
    223,982.66x = 309,073.66 × 137,927.86
  4. Step 4: Simplify right side
    223,982.66x = 42,629,867,388.66
  5. Step 5: Solve for x
    x = 42,629,867,388.66/223,982.66
  6. Step 6: Final answer
    x = 190,326.64

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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.