Home / 74,921.97-112,363.82-22,319.16

Finding the Fourth Proportional to 74,921.97, 112,363.82 and 22,319.16

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Solution

The fourth proportional to 74,921.97, 112,363.82 and 22,319.16 is: 33,473.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,921.97 : 112,363.82 = 22,319.16 : x
  2. Step 2: Convert to fraction form
    74,921.97/112,363.82 = 22,319.16/x
  3. Step 3: Cross multiply
    74,921.97x = 112,363.82 × 22,319.16
  4. Step 4: Simplify right side
    74,921.97x = 2,507,865,627.53
  5. Step 5: Solve for x
    x = 2,507,865,627.53/74,921.97
  6. Step 6: Final answer
    x = 33,473.03

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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.