Home / 219,617.28-303,071.82-119,015.28

Finding the Fourth Proportional to 219,617.28, 303,071.82 and 119,015.28

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Solution

The fourth proportional to 219,617.28, 303,071.82 and 119,015.28 is: 164,241.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,617.28 : 303,071.82 = 119,015.28 : x
  2. Step 2: Convert to fraction form
    219,617.28/303,071.82 = 119,015.28/x
  3. Step 3: Cross multiply
    219,617.28x = 303,071.82 × 119,015.28
  4. Step 4: Simplify right side
    219,617.28x = 36,070,177,517.41
  5. Step 5: Solve for x
    x = 36,070,177,517.41/219,617.28
  6. Step 6: Final answer
    x = 164,241.07

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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.