Home / 73,746.12-101,778.38-41,919.80

Finding the Fourth Proportional to 73,746.12, 101,778.38 and 41,919.80

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Solution

The fourth proportional to 73,746.12, 101,778.38 and 41,919.80 is: 57,854.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,746.12 : 101,778.38 = 41,919.80 : x
  2. Step 2: Convert to fraction form
    73,746.12/101,778.38 = 41,919.80/x
  3. Step 3: Cross multiply
    73,746.12x = 101,778.38 × 41,919.80
  4. Step 4: Simplify right side
    73,746.12x = 4,266,529,124.33
  5. Step 5: Solve for x
    x = 4,266,529,124.33/73,746.12
  6. Step 6: Final answer
    x = 57,854.29

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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.