Home / 141,476.93-195,265.89-81,088.04

Finding the Fourth Proportional to 141,476.93, 195,265.89 and 81,088.04

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Solution

The fourth proportional to 141,476.93, 195,265.89 and 81,088.04 is: 111,917.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,476.93 : 195,265.89 = 81,088.04 : x
  2. Step 2: Convert to fraction form
    141,476.93/195,265.89 = 81,088.04/x
  3. Step 3: Cross multiply
    141,476.93x = 195,265.89 × 81,088.04
  4. Step 4: Simplify right side
    141,476.93x = 15,833,728,501.68
  5. Step 5: Solve for x
    x = 15,833,728,501.68/141,476.93
  6. Step 6: Final answer
    x = 111,917.39

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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.