Home / 107,557.27-161,336.51-28,671.27

Finding the Fourth Proportional to 107,557.27, 161,336.51 and 28,671.27

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Solution

The fourth proportional to 107,557.27, 161,336.51 and 28,671.27 is: 43,007.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,557.27 : 161,336.51 = 28,671.27 : x
  2. Step 2: Convert to fraction form
    107,557.27/161,336.51 = 28,671.27/x
  3. Step 3: Cross multiply
    107,557.27x = 161,336.51 × 28,671.27
  4. Step 4: Simplify right side
    107,557.27x = 4,625,721,998.22
  5. Step 5: Solve for x
    x = 4,625,721,998.22/107,557.27
  6. Step 6: Final answer
    x = 43,007.06

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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.