Home / 54,374.86-75,021.88-31,714.84

Finding the Fourth Proportional to 54,374.86, 75,021.88 and 31,714.84

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Solution

The fourth proportional to 54,374.86, 75,021.88 and 31,714.84 is: 43,757.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,374.86 : 75,021.88 = 31,714.84 : x
  2. Step 2: Convert to fraction form
    54,374.86/75,021.88 = 31,714.84/x
  3. Step 3: Cross multiply
    54,374.86x = 75,021.88 × 31,714.84
  4. Step 4: Simplify right side
    54,374.86x = 2,379,306,920.70
  5. Step 5: Solve for x
    x = 2,379,306,920.70/54,374.86
  6. Step 6: Final answer
    x = 43,757.48

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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.