Home / 75,450.48-104,115.45-41,457.24

Finding the Fourth Proportional to 75,450.48, 104,115.45 and 41,457.24

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Solution

The fourth proportional to 75,450.48, 104,115.45 and 41,457.24 is: 57,207.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,450.48 : 104,115.45 = 41,457.24 : x
  2. Step 2: Convert to fraction form
    75,450.48/104,115.45 = 41,457.24/x
  3. Step 3: Cross multiply
    75,450.48x = 104,115.45 × 41,457.24
  4. Step 4: Simplify right side
    75,450.48x = 4,316,339,198.36
  5. Step 5: Solve for x
    x = 4,316,339,198.36/75,450.48
  6. Step 6: Final answer
    x = 57,207.58

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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.