Home / 254,913.52-382,370.24-121,388.94

Finding the Fourth Proportional to 254,913.52, 382,370.24 and 121,388.94

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Solution

The fourth proportional to 254,913.52, 382,370.24 and 121,388.94 is: 182,083.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,913.52 : 382,370.24 = 121,388.94 : x
  2. Step 2: Convert to fraction form
    254,913.52/382,370.24 = 121,388.94/x
  3. Step 3: Cross multiply
    254,913.52x = 382,370.24 × 121,388.94
  4. Step 4: Simplify right side
    254,913.52x = 46,415,518,121.15
  5. Step 5: Solve for x
    x = 46,415,518,121.15/254,913.52
  6. Step 6: Final answer
    x = 182,083.39

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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.