Home / 178,015.37-267,022.44-72,834.35

Finding the Fourth Proportional to 178,015.37, 267,022.44 and 72,834.35

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Solution

The fourth proportional to 178,015.37, 267,022.44 and 72,834.35 is: 109,251.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,015.37 : 267,022.44 = 72,834.35 : x
  2. Step 2: Convert to fraction form
    178,015.37/267,022.44 = 72,834.35/x
  3. Step 3: Cross multiply
    178,015.37x = 267,022.44 × 72,834.35
  4. Step 4: Simplify right side
    178,015.37x = 19,448,404,517.70
  5. Step 5: Solve for x
    x = 19,448,404,517.70/178,015.37
  6. Step 6: Final answer
    x = 109,251.27

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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.