Home / 75,083.61-103,614.49-41,091.76

Finding the Fourth Proportional to 75,083.61, 103,614.49 and 41,091.76

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Solution

The fourth proportional to 75,083.61, 103,614.49 and 41,091.76 is: 56,706.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,083.61 : 103,614.49 = 41,091.76 : x
  2. Step 2: Convert to fraction form
    75,083.61/103,614.49 = 41,091.76/x
  3. Step 3: Cross multiply
    75,083.61x = 103,614.49 × 41,091.76
  4. Step 4: Simplify right side
    75,083.61x = 4,257,701,755.60
  5. Step 5: Solve for x
    x = 4,257,701,755.60/75,083.61
  6. Step 6: Final answer
    x = 56,706.14

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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.