Home / 215,926.45-323,880.32-73,784.41

Finding the Fourth Proportional to 215,926.45, 323,880.32 and 73,784.41

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Solution

The fourth proportional to 215,926.45, 323,880.32 and 73,784.41 is: 110,673.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,926.45 : 323,880.32 = 73,784.41 : x
  2. Step 2: Convert to fraction form
    215,926.45/323,880.32 = 73,784.41/x
  3. Step 3: Cross multiply
    215,926.45x = 323,880.32 × 73,784.41
  4. Step 4: Simplify right side
    215,926.45x = 23,897,317,696.57
  5. Step 5: Solve for x
    x = 23,897,317,696.57/215,926.45
  6. Step 6: Final answer
    x = 110,673.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.