Home / 141,302.97-212,037.09-52,619.31

Finding the Fourth Proportional to 141,302.97, 212,037.09 and 52,619.31

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Solution

The fourth proportional to 141,302.97, 212,037.09 and 52,619.31 is: 78,959.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,302.97 : 212,037.09 = 52,619.31 : x
  2. Step 2: Convert to fraction form
    141,302.97/212,037.09 = 52,619.31/x
  3. Step 3: Cross multiply
    141,302.97x = 212,037.09 × 52,619.31
  4. Step 4: Simplify right side
    141,302.97x = 11,157,245,370.21
  5. Step 5: Solve for x
    x = 11,157,245,370.21/141,302.97
  6. Step 6: Final answer
    x = 78,959.74

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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.