Home / 107,367.41-161,018.30-51,177.91

Finding the Fourth Proportional to 107,367.41, 161,018.30 and 51,177.91

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Solution

The fourth proportional to 107,367.41, 161,018.30 and 51,177.91 is: 76,751.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,367.41 : 161,018.30 = 51,177.91 : x
  2. Step 2: Convert to fraction form
    107,367.41/161,018.30 = 51,177.91/x
  3. Step 3: Cross multiply
    107,367.41x = 161,018.30 × 51,177.91
  4. Step 4: Simplify right side
    107,367.41x = 8,240,580,065.75
  5. Step 5: Solve for x
    x = 8,240,580,065.75/107,367.41
  6. Step 6: Final answer
    x = 76,751.22

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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.