Home / 113,148.82-169,464.70-54,025.89

Finding the Fourth Proportional to 113,148.82, 169,464.70 and 54,025.89

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Solution

The fourth proportional to 113,148.82, 169,464.70 and 54,025.89 is: 80,915.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,148.82 : 169,464.70 = 54,025.89 : x
  2. Step 2: Convert to fraction form
    113,148.82/169,464.70 = 54,025.89/x
  3. Step 3: Cross multiply
    113,148.82x = 169,464.70 × 54,025.89
  4. Step 4: Simplify right side
    113,148.82x = 9,155,481,241.08
  5. Step 5: Solve for x
    x = 9,155,481,241.08/113,148.82
  6. Step 6: Final answer
    x = 80,915.39

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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.