Home / 141,342.64-212,012.88-36,161.44

Finding the Fourth Proportional to 141,342.64, 212,012.88 and 36,161.44

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Solution

The fourth proportional to 141,342.64, 212,012.88 and 36,161.44 is: 54,241.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,342.64 : 212,012.88 = 36,161.44 : x
  2. Step 2: Convert to fraction form
    141,342.64/212,012.88 = 36,161.44/x
  3. Step 3: Cross multiply
    141,342.64x = 212,012.88 × 36,161.44
  4. Step 4: Simplify right side
    141,342.64x = 7,666,691,039.35
  5. Step 5: Solve for x
    x = 7,666,691,039.35/141,342.64
  6. Step 6: Final answer
    x = 54,241.88

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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.