Home / 54,092.40-74,647.11-30,219.06

Finding the Fourth Proportional to 54,092.40, 74,647.11 and 30,219.06

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Solution

The fourth proportional to 54,092.40, 74,647.11 and 30,219.06 is: 41,702.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,092.40 : 74,647.11 = 30,219.06 : x
  2. Step 2: Convert to fraction form
    54,092.40/74,647.11 = 30,219.06/x
  3. Step 3: Cross multiply
    54,092.40x = 74,647.11 × 30,219.06
  4. Step 4: Simplify right side
    54,092.40x = 2,255,765,495.92
  5. Step 5: Solve for x
    x = 2,255,765,495.92/54,092.40
  6. Step 6: Final answer
    x = 41,702.08

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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.