Home / 182,062.98-273,109.05-139,429.86

Finding the Fourth Proportional to 182,062.98, 273,109.05 and 139,429.86

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Solution

The fourth proportional to 182,062.98, 273,109.05 and 139,429.86 is: 209,155.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,062.98 : 273,109.05 = 139,429.86 : x
  2. Step 2: Convert to fraction form
    182,062.98/273,109.05 = 139,429.86/x
  3. Step 3: Cross multiply
    182,062.98x = 273,109.05 × 139,429.86
  4. Step 4: Simplify right side
    182,062.98x = 38,079,556,606.23
  5. Step 5: Solve for x
    x = 38,079,556,606.23/182,062.98
  6. Step 6: Final answer
    x = 209,155.96

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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.