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Finding the Fourth Proportional to 101,974.30, 153,058.74 and 62,608.30

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Solution

The fourth proportional to 101,974.30, 153,058.74 and 62,608.30 is: 93,972.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,974.30 : 153,058.74 = 62,608.30 : x
  2. Step 2: Convert to fraction form
    101,974.30/153,058.74 = 62,608.30/x
  3. Step 3: Cross multiply
    101,974.30x = 153,058.74 × 62,608.30
  4. Step 4: Simplify right side
    101,974.30x = 9,582,747,511.54
  5. Step 5: Solve for x
    x = 9,582,747,511.54/101,974.30
  6. Step 6: Final answer
    x = 93,972.18

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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.