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Finding the Fourth Proportional to 70,239.33, 96,922.31 and 41,559.87

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Solution

The fourth proportional to 70,239.33, 96,922.31 and 41,559.87 is: 57,347.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,239.33 : 96,922.31 = 41,559.87 : x
  2. Step 2: Convert to fraction form
    70,239.33/96,922.31 = 41,559.87/x
  3. Step 3: Cross multiply
    70,239.33x = 96,922.31 × 41,559.87
  4. Step 4: Simplify right side
    70,239.33x = 4,028,078,603.70
  5. Step 5: Solve for x
    x = 4,028,078,603.70/70,239.33
  6. Step 6: Final answer
    x = 57,347.91

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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.