Home / 75,323.72-103,943.26-41,331.38

Finding the Fourth Proportional to 75,323.72, 103,943.26 and 41,331.38

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Solution

The fourth proportional to 75,323.72, 103,943.26 and 41,331.38 is: 57,035.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,323.72 : 103,943.26 = 41,331.38 : x
  2. Step 2: Convert to fraction form
    75,323.72/103,943.26 = 41,331.38/x
  3. Step 3: Cross multiply
    75,323.72x = 103,943.26 × 41,331.38
  4. Step 4: Simplify right side
    75,323.72x = 4,296,118,377.50
  5. Step 5: Solve for x
    x = 4,296,118,377.50/75,323.72
  6. Step 6: Final answer
    x = 57,035.40

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1.5x scale

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.