Home / 148,268.28-204,609.86-80,285.32

Finding the Fourth Proportional to 148,268.28, 204,609.86 and 80,285.32

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Solution

The fourth proportional to 148,268.28, 204,609.86 and 80,285.32 is: 110,793.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,268.28 : 204,609.86 = 80,285.32 : x
  2. Step 2: Convert to fraction form
    148,268.28/204,609.86 = 80,285.32/x
  3. Step 3: Cross multiply
    148,268.28x = 204,609.86 × 80,285.32
  4. Step 4: Simplify right side
    148,268.28x = 16,427,168,085.26
  5. Step 5: Solve for x
    x = 16,427,168,085.26/148,268.28
  6. Step 6: Final answer
    x = 110,793.54

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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.