Home / 107,537.77-161,273.85-28,641.73

Finding the Fourth Proportional to 107,537.77, 161,273.85 and 28,641.73

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Solution

The fourth proportional to 107,537.77, 161,273.85 and 28,641.73 is: 42,953.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,537.77 : 161,273.85 = 28,641.73 : x
  2. Step 2: Convert to fraction form
    107,537.77/161,273.85 = 28,641.73/x
  3. Step 3: Cross multiply
    107,537.77x = 161,273.85 × 28,641.73
  4. Step 4: Simplify right side
    107,537.77x = 4,619,162,067.76
  5. Step 5: Solve for x
    x = 4,619,162,067.76/107,537.77
  6. Step 6: Final answer
    x = 42,953.86

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1.5x scale

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.