Home / 142,922.27-214,353.34-92,169.29

Finding the Fourth Proportional to 142,922.27, 214,353.34 and 92,169.29

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Solution

The fourth proportional to 142,922.27, 214,353.34 and 92,169.29 is: 138,234.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,922.27 : 214,353.34 = 92,169.29 : x
  2. Step 2: Convert to fraction form
    142,922.27/214,353.34 = 92,169.29/x
  3. Step 3: Cross multiply
    142,922.27x = 214,353.34 × 92,169.29
  4. Step 4: Simplify right side
    142,922.27x = 19,756,795,462.39
  5. Step 5: Solve for x
    x = 19,756,795,462.39/142,922.27
  6. Step 6: Final answer
    x = 138,234.55

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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.