Home / 141,435.36-212,160.60-36,255.24

Finding the Fourth Proportional to 141,435.36, 212,160.60 and 36,255.24

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Solution

The fourth proportional to 141,435.36, 212,160.60 and 36,255.24 is: 54,384.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,435.36 : 212,160.60 = 36,255.24 : x
  2. Step 2: Convert to fraction form
    141,435.36/212,160.60 = 36,255.24/x
  3. Step 3: Cross multiply
    141,435.36x = 212,160.60 × 36,255.24
  4. Step 4: Simplify right side
    141,435.36x = 7,691,933,471.54
  5. Step 5: Solve for x
    x = 7,691,933,471.54/141,435.36
  6. Step 6: Final answer
    x = 54,384.80

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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.