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Finding the Fourth Proportional to 161,195.54, 241,699.51 and 118,526.49

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Solution

The fourth proportional to 161,195.54, 241,699.51 and 118,526.49 is: 177,720.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,195.54 : 241,699.51 = 118,526.49 : x
  2. Step 2: Convert to fraction form
    161,195.54/241,699.51 = 118,526.49/x
  3. Step 3: Cross multiply
    161,195.54x = 241,699.51 × 118,526.49
  4. Step 4: Simplify right side
    161,195.54x = 28,647,794,555.02
  5. Step 5: Solve for x
    x = 28,647,794,555.02/161,195.54
  6. Step 6: Final answer
    x = 177,720.76

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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.