Home / 285,100.40-427,745.62-95,579.52

Finding the Fourth Proportional to 285,100.40, 427,745.62 and 95,579.52

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Solution

The fourth proportional to 285,100.40, 427,745.62 and 95,579.52 is: 143,401.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,100.40 : 427,745.62 = 95,579.52 : x
  2. Step 2: Convert to fraction form
    285,100.40/427,745.62 = 95,579.52/x
  3. Step 3: Cross multiply
    285,100.40x = 427,745.62 × 95,579.52
  4. Step 4: Simplify right side
    285,100.40x = 40,883,721,041.70
  5. Step 5: Solve for x
    x = 40,883,721,041.70/285,100.40
  6. Step 6: Final answer
    x = 143,401.14

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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.