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Finding the Fourth Proportional to 254,542.01, 350,980.12 and 162,540.32

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Solution

The fourth proportional to 254,542.01, 350,980.12 and 162,540.32 is: 224,121.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,542.01 : 350,980.12 = 162,540.32 : x
  2. Step 2: Convert to fraction form
    254,542.01/350,980.12 = 162,540.32/x
  3. Step 3: Cross multiply
    254,542.01x = 350,980.12 × 162,540.32
  4. Step 4: Simplify right side
    254,542.01x = 57,048,420,205.74
  5. Step 5: Solve for x
    x = 57,048,420,205.74/254,542.01
  6. Step 6: Final answer
    x = 224,121.83

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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.