Home / 141,308.48-195,194.40-99,007.04

Finding the Fourth Proportional to 141,308.48, 195,194.40 and 99,007.04

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Solution

The fourth proportional to 141,308.48, 195,194.40 and 99,007.04 is: 136,761.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,308.48 : 195,194.40 = 99,007.04 : x
  2. Step 2: Convert to fraction form
    141,308.48/195,194.40 = 99,007.04/x
  3. Step 3: Cross multiply
    141,308.48x = 195,194.40 × 99,007.04
  4. Step 4: Simplify right side
    141,308.48x = 19,325,619,768.58
  5. Step 5: Solve for x
    x = 19,325,619,768.58/141,308.48
  6. Step 6: Final answer
    x = 136,761.93

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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.