Home / 75,352.74-103,988.05-41,364.42

Finding the Fourth Proportional to 75,352.74, 103,988.05 and 41,364.42

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Solution

The fourth proportional to 75,352.74, 103,988.05 and 41,364.42 is: 57,083.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,352.74 : 103,988.05 = 41,364.42 : x
  2. Step 2: Convert to fraction form
    75,352.74/103,988.05 = 41,364.42/x
  3. Step 3: Cross multiply
    75,352.74x = 103,988.05 × 41,364.42
  4. Step 4: Simplify right side
    75,352.74x = 4,301,405,375.18
  5. Step 5: Solve for x
    x = 4,301,405,375.18/75,352.74
  6. Step 6: Final answer
    x = 57,083.60

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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.