Home / 141,694.30-195,603.02-100,884.88

Finding the Fourth Proportional to 141,694.30, 195,603.02 and 100,884.88

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Solution

The fourth proportional to 141,694.30, 195,603.02 and 100,884.88 is: 139,267.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,694.30 : 195,603.02 = 100,884.88 : x
  2. Step 2: Convert to fraction form
    141,694.30/195,603.02 = 100,884.88/x
  3. Step 3: Cross multiply
    141,694.30x = 195,603.02 × 100,884.88
  4. Step 4: Simplify right side
    141,694.30x = 19,733,387,200.34
  5. Step 5: Solve for x
    x = 19,733,387,200.34/141,694.30
  6. Step 6: Final answer
    x = 139,267.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.