Home / 179,726.92-247,845.96-139,425.98

Finding the Fourth Proportional to 179,726.92, 247,845.96 and 139,425.98

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Solution

The fourth proportional to 179,726.92, 247,845.96 and 139,425.98 is: 192,270.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,726.92 : 247,845.96 = 139,425.98 : x
  2. Step 2: Convert to fraction form
    179,726.92/247,845.96 = 139,425.98/x
  3. Step 3: Cross multiply
    179,726.92x = 247,845.96 × 139,425.98
  4. Step 4: Simplify right side
    179,726.92x = 34,556,164,622.81
  5. Step 5: Solve for x
    x = 34,556,164,622.81/179,726.92
  6. Step 6: Final answer
    x = 192,270.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.