Home / 74,913.58-112,355.16-27,512.38

Finding the Fourth Proportional to 74,913.58, 112,355.16 and 27,512.38

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Solution

The fourth proportional to 74,913.58, 112,355.16 and 27,512.38 is: 41,262.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,913.58 : 112,355.16 = 27,512.38 : x
  2. Step 2: Convert to fraction form
    74,913.58/112,355.16 = 27,512.38/x
  3. Step 3: Cross multiply
    74,913.58x = 112,355.16 × 27,512.38
  4. Step 4: Simplify right side
    74,913.58x = 3,091,157,856.88
  5. Step 5: Solve for x
    x = 3,091,157,856.88/74,913.58
  6. Step 6: Final answer
    x = 41,262.98

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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.