Home / 179,822.47-248,163.11-103,366.39

Finding the Fourth Proportional to 179,822.47, 248,163.11 and 103,366.39

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Solution

The fourth proportional to 179,822.47, 248,163.11 and 103,366.39 is: 142,650.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,822.47 : 248,163.11 = 103,366.39 : x
  2. Step 2: Convert to fraction form
    179,822.47/248,163.11 = 103,366.39/x
  3. Step 3: Cross multiply
    179,822.47x = 248,163.11 × 103,366.39
  4. Step 4: Simplify right side
    179,822.47x = 25,651,724,811.87
  5. Step 5: Solve for x
    x = 25,651,724,811.87/179,822.47
  6. Step 6: Final answer
    x = 142,650.28

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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.