Home / 84,962.89-127,269.33-49,817.80

Finding the Fourth Proportional to 84,962.89, 127,269.33 and 49,817.80

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Solution

The fourth proportional to 84,962.89, 127,269.33 and 49,817.80 is: 74,624.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,962.89 : 127,269.33 = 49,817.80 : x
  2. Step 2: Convert to fraction form
    84,962.89/127,269.33 = 49,817.80/x
  3. Step 3: Cross multiply
    84,962.89x = 127,269.33 × 49,817.80
  4. Step 4: Simplify right side
    84,962.89x = 6,340,278,028.07
  5. Step 5: Solve for x
    x = 6,340,278,028.07/84,962.89
  6. Step 6: Final answer
    x = 74,624.09

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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.