Home / 142,451.80-213,615.33-67,593.27

Finding the Fourth Proportional to 142,451.80, 213,615.33 and 67,593.27

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Solution

The fourth proportional to 142,451.80, 213,615.33 and 67,593.27 is: 101,360.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,451.80 : 213,615.33 = 67,593.27 : x
  2. Step 2: Convert to fraction form
    142,451.80/213,615.33 = 67,593.27/x
  3. Step 3: Cross multiply
    142,451.80x = 213,615.33 × 67,593.27
  4. Step 4: Simplify right side
    142,451.80x = 14,438,958,676.83
  5. Step 5: Solve for x
    x = 14,438,958,676.83/142,451.80
  6. Step 6: Final answer
    x = 101,360.31

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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.