Home / 142,245.48-213,408.24-62,290.56

Finding the Fourth Proportional to 142,245.48, 213,408.24 and 62,290.56

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Solution

The fourth proportional to 142,245.48, 213,408.24 and 62,290.56 is: 93,453.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,245.48 : 213,408.24 = 62,290.56 : x
  2. Step 2: Convert to fraction form
    142,245.48/213,408.24 = 62,290.56/x
  3. Step 3: Cross multiply
    142,245.48x = 213,408.24 × 62,290.56
  4. Step 4: Simplify right side
    142,245.48x = 13,293,318,778.21
  5. Step 5: Solve for x
    x = 13,293,318,778.21/142,245.48
  6. Step 6: Final answer
    x = 93,453.37

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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.