Home / 222,180.27-306,289.82-158,407.35

Finding the Fourth Proportional to 222,180.27, 306,289.82 and 158,407.35

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Solution

The fourth proportional to 222,180.27, 306,289.82 and 158,407.35 is: 218,374.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,180.27 : 306,289.82 = 158,407.35 : x
  2. Step 2: Convert to fraction form
    222,180.27/306,289.82 = 158,407.35/x
  3. Step 3: Cross multiply
    222,180.27x = 306,289.82 × 158,407.35
  4. Step 4: Simplify right side
    222,180.27x = 48,518,557,926.14
  5. Step 5: Solve for x
    x = 48,518,557,926.14/222,180.27
  6. Step 6: Final answer
    x = 218,374.74

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1.5x scale

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.