Home / 97,947.98-146,977.33-41,782.79

Finding the Fourth Proportional to 97,947.98, 146,977.33 and 41,782.79

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Solution

The fourth proportional to 97,947.98, 146,977.33 and 41,782.79 is: 62,697.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,947.98 : 146,977.33 = 41,782.79 : x
  2. Step 2: Convert to fraction form
    97,947.98/146,977.33 = 41,782.79/x
  3. Step 3: Cross multiply
    97,947.98x = 146,977.33 × 41,782.79
  4. Step 4: Simplify right side
    97,947.98x = 6,141,122,914.15
  5. Step 5: Solve for x
    x = 6,141,122,914.15/97,947.98
  6. Step 6: Final answer
    x = 62,697.80

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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.