Home / 76,435.91-114,698.97-29,090.86

Finding the Fourth Proportional to 76,435.91, 114,698.97 and 29,090.86

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Solution

The fourth proportional to 76,435.91, 114,698.97 and 29,090.86 is: 43,653.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,435.91 : 114,698.97 = 29,090.86 : x
  2. Step 2: Convert to fraction form
    76,435.91/114,698.97 = 29,090.86/x
  3. Step 3: Cross multiply
    76,435.91x = 114,698.97 × 29,090.86
  4. Step 4: Simplify right side
    76,435.91x = 3,336,691,445.58
  5. Step 5: Solve for x
    x = 3,336,691,445.58/76,435.91
  6. Step 6: Final answer
    x = 43,653.46

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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.