Home / 136,288.44-204,433.68-47,541.60

Finding the Fourth Proportional to 136,288.44, 204,433.68 and 47,541.60

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Solution

The fourth proportional to 136,288.44, 204,433.68 and 47,541.60 is: 71,312.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,288.44 : 204,433.68 = 47,541.60 : x
  2. Step 2: Convert to fraction form
    136,288.44/204,433.68 = 47,541.60/x
  3. Step 3: Cross multiply
    136,288.44x = 204,433.68 × 47,541.60
  4. Step 4: Simplify right side
    136,288.44x = 9,719,104,241.09
  5. Step 5: Solve for x
    x = 9,719,104,241.09/136,288.44
  6. Step 6: Final answer
    x = 71,312.76

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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.