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Finding the Fourth Proportional to 180,324.50, 248,866.29 and 103,846.46

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Solution

The fourth proportional to 180,324.50, 248,866.29 and 103,846.46 is: 143,318.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,324.50 : 248,866.29 = 103,846.46 : x
  2. Step 2: Convert to fraction form
    180,324.50/248,866.29 = 103,846.46/x
  3. Step 3: Cross multiply
    180,324.50x = 248,866.29 × 103,846.46
  4. Step 4: Simplify right side
    180,324.50x = 25,843,881,985.50
  5. Step 5: Solve for x
    x = 25,843,881,985.50/180,324.50
  6. Step 6: Final answer
    x = 143,318.75

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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.