Home / 214,164.74-321,247.85-54,240.63

Finding the Fourth Proportional to 214,164.74, 321,247.85 and 54,240.63

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Solution

The fourth proportional to 214,164.74, 321,247.85 and 54,240.63 is: 81,361.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,164.74 : 321,247.85 = 54,240.63 : x
  2. Step 2: Convert to fraction form
    214,164.74/321,247.85 = 54,240.63/x
  3. Step 3: Cross multiply
    214,164.74x = 321,247.85 × 54,240.63
  4. Step 4: Simplify right side
    214,164.74x = 17,424,685,770.15
  5. Step 5: Solve for x
    x = 17,424,685,770.15/214,164.74
  6. Step 6: Final answer
    x = 81,361.13

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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.