Home / 80,999.26-121,503.66-24,839.94

Finding the Fourth Proportional to 80,999.26, 121,503.66 and 24,839.94

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Solution

The fourth proportional to 80,999.26, 121,503.66 and 24,839.94 is: 37,261.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,999.26 : 121,503.66 = 24,839.94 : x
  2. Step 2: Convert to fraction form
    80,999.26/121,503.66 = 24,839.94/x
  3. Step 3: Cross multiply
    80,999.26x = 121,503.66 × 24,839.94
  4. Step 4: Simplify right side
    80,999.26x = 3,018,143,624.18
  5. Step 5: Solve for x
    x = 3,018,143,624.18/80,999.26
  6. Step 6: Final answer
    x = 37,261.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.