Home / 132,273.69-182,539.03-71,845.51

Finding the Fourth Proportional to 132,273.69, 182,539.03 and 71,845.51

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Solution

The fourth proportional to 132,273.69, 182,539.03 and 71,845.51 is: 99,147.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,273.69 : 182,539.03 = 71,845.51 : x
  2. Step 2: Convert to fraction form
    132,273.69/182,539.03 = 71,845.51/x
  3. Step 3: Cross multiply
    132,273.69x = 182,539.03 × 71,845.51
  4. Step 4: Simplify right side
    132,273.69x = 13,114,609,344.20
  5. Step 5: Solve for x
    x = 13,114,609,344.20/132,273.69
  6. Step 6: Final answer
    x = 99,147.53

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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.