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Finding the Fourth Proportional to 75,652.88, 104,399.08 and 41,661.10

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Solution

The fourth proportional to 75,652.88, 104,399.08 and 41,661.10 is: 57,491.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,652.88 : 104,399.08 = 41,661.10 : x
  2. Step 2: Convert to fraction form
    75,652.88/104,399.08 = 41,661.10/x
  3. Step 3: Cross multiply
    75,652.88x = 104,399.08 × 41,661.10
  4. Step 4: Simplify right side
    75,652.88x = 4,349,380,511.79
  5. Step 5: Solve for x
    x = 4,349,380,511.79/75,652.88
  6. Step 6: Final answer
    x = 57,491.27

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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.