Home / 67,981.11-93,820.26-41,130.21

Finding the Fourth Proportional to 67,981.11, 93,820.26 and 41,130.21

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Solution

The fourth proportional to 67,981.11, 93,820.26 and 41,130.21 is: 56,763.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,981.11 : 93,820.26 = 41,130.21 : x
  2. Step 2: Convert to fraction form
    67,981.11/93,820.26 = 41,130.21/x
  3. Step 3: Cross multiply
    67,981.11x = 93,820.26 × 41,130.21
  4. Step 4: Simplify right side
    67,981.11x = 3,858,846,996.05
  5. Step 5: Solve for x
    x = 3,858,846,996.05/67,981.11
  6. Step 6: Final answer
    x = 56,763.52

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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.