Home / 75,286.15-103,893.09-41,294.33

Finding the Fourth Proportional to 75,286.15, 103,893.09 and 41,294.33

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Solution

The fourth proportional to 75,286.15, 103,893.09 and 41,294.33 is: 56,985.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,286.15 : 103,893.09 = 41,294.33 : x
  2. Step 2: Convert to fraction form
    75,286.15/103,893.09 = 41,294.33/x
  3. Step 3: Cross multiply
    75,286.15x = 103,893.09 × 41,294.33
  4. Step 4: Simplify right side
    75,286.15x = 4,290,195,841.01
  5. Step 5: Solve for x
    x = 4,290,195,841.01/75,286.15
  6. Step 6: Final answer
    x = 56,985.20

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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.