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Finding the Fourth Proportional to 161,236.69, 241,854.96 and 56,055.64

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Solution

The fourth proportional to 161,236.69, 241,854.96 and 56,055.64 is: 84,083.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,236.69 : 241,854.96 = 56,055.64 : x
  2. Step 2: Convert to fraction form
    161,236.69/241,854.96 = 56,055.64/x
  3. Step 3: Cross multiply
    161,236.69x = 241,854.96 × 56,055.64
  4. Step 4: Simplify right side
    161,236.69x = 13,557,334,569.97
  5. Step 5: Solve for x
    x = 13,557,334,569.97/161,236.69
  6. Step 6: Final answer
    x = 84,083.43

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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.