Home / 254,211.12-381,090.15-96,550.32

Finding the Fourth Proportional to 254,211.12, 381,090.15 and 96,550.32

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Solution

The fourth proportional to 254,211.12, 381,090.15 and 96,550.32 is: 144,739.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,211.12 : 381,090.15 = 96,550.32 : x
  2. Step 2: Convert to fraction form
    254,211.12/381,090.15 = 96,550.32/x
  3. Step 3: Cross multiply
    254,211.12x = 381,090.15 × 96,550.32
  4. Step 4: Simplify right side
    254,211.12x = 36,794,375,931.35
  5. Step 5: Solve for x
    x = 36,794,375,931.35/254,211.12
  6. Step 6: Final answer
    x = 144,739.44

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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.