Home / 71,492.16-107,204.10-41,919

Finding the Fourth Proportional to 71,492.16, 107,204.10 and 41,919

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Solution

The fourth proportional to 71,492.16, 107,204.10 and 41,919 is: 62,858.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,492.16 : 107,204.10 = 41,919 : x
  2. Step 2: Convert to fraction form
    71,492.16/107,204.10 = 41,919/x
  3. Step 3: Cross multiply
    71,492.16x = 107,204.10 × 41,919
  4. Step 4: Simplify right side
    71,492.16x = 4,493,888,667.90
  5. Step 5: Solve for x
    x = 4,493,888,667.90/71,492.16
  6. Step 6: Final answer
    x = 62,858.48

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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.