Home / 75,360.32-103,997.76-41,826.32

Finding the Fourth Proportional to 75,360.32, 103,997.76 and 41,826.32

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Solution

The fourth proportional to 75,360.32, 103,997.76 and 41,826.32 is: 57,720.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,360.32 : 103,997.76 = 41,826.32 : x
  2. Step 2: Convert to fraction form
    75,360.32/103,997.76 = 41,826.32/x
  3. Step 3: Cross multiply
    75,360.32x = 103,997.76 × 41,826.32
  4. Step 4: Simplify right side
    75,360.32x = 4,349,843,589.04
  5. Step 5: Solve for x
    x = 4,349,843,589.04/75,360.32
  6. Step 6: Final answer
    x = 57,720.61

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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.