Home / 75,176.03-103,741.56-41,185.19

Finding the Fourth Proportional to 75,176.03, 103,741.56 and 41,185.19

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Solution

The fourth proportional to 75,176.03, 103,741.56 and 41,185.19 is: 56,834.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,176.03 : 103,741.56 = 41,185.19 : x
  2. Step 2: Convert to fraction form
    75,176.03/103,741.56 = 41,185.19/x
  3. Step 3: Cross multiply
    75,176.03x = 103,741.56 × 41,185.19
  4. Step 4: Simplify right side
    75,176.03x = 4,272,615,340.79
  5. Step 5: Solve for x
    x = 4,272,615,340.79/75,176.03
  6. Step 6: Final answer
    x = 56,834.81

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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.