Home / 97,040.62-133,777.69-75,492.52

Finding the Fourth Proportional to 97,040.62, 133,777.69 and 75,492.52

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Solution

The fourth proportional to 97,040.62, 133,777.69 and 75,492.52 is: 104,072.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,040.62 : 133,777.69 = 75,492.52 : x
  2. Step 2: Convert to fraction form
    97,040.62/133,777.69 = 75,492.52/x
  3. Step 3: Cross multiply
    97,040.62x = 133,777.69 × 75,492.52
  4. Step 4: Simplify right side
    97,040.62x = 10,099,214,414.70
  5. Step 5: Solve for x
    x = 10,099,214,414.70/97,040.62
  6. Step 6: Final answer
    x = 104,072.03

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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.