Home / 74,616.45-111,936.81-22,031.25

Finding the Fourth Proportional to 74,616.45, 111,936.81 and 22,031.25

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Solution

The fourth proportional to 74,616.45, 111,936.81 and 22,031.25 is: 33,050.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,616.45 : 111,936.81 = 22,031.25 : x
  2. Step 2: Convert to fraction form
    74,616.45/111,936.81 = 22,031.25/x
  3. Step 3: Cross multiply
    74,616.45x = 111,936.81 × 22,031.25
  4. Step 4: Simplify right side
    74,616.45x = 2,466,107,845.31
  5. Step 5: Solve for x
    x = 2,466,107,845.31/74,616.45
  6. Step 6: Final answer
    x = 33,050.46

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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.