Home / 141,840.12-195,830.49-88,198.08

Finding the Fourth Proportional to 141,840.12, 195,830.49 and 88,198.08

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Solution

The fourth proportional to 141,840.12, 195,830.49 and 88,198.08 is: 121,770.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,840.12 : 195,830.49 = 88,198.08 : x
  2. Step 2: Convert to fraction form
    141,840.12/195,830.49 = 88,198.08/x
  3. Step 3: Cross multiply
    141,840.12x = 195,830.49 × 88,198.08
  4. Step 4: Simplify right side
    141,840.12x = 17,271,873,223.46
  5. Step 5: Solve for x
    x = 17,271,873,223.46/141,840.12
  6. Step 6: Final answer
    x = 121,770.01

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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.