Home / 141,938.26-195,877.62-91,724.74

Finding the Fourth Proportional to 141,938.26, 195,877.62 and 91,724.74

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Solution

The fourth proportional to 141,938.26, 195,877.62 and 91,724.74 is: 126,581.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,938.26 : 195,877.62 = 91,724.74 : x
  2. Step 2: Convert to fraction form
    141,938.26/195,877.62 = 91,724.74/x
  3. Step 3: Cross multiply
    141,938.26x = 195,877.62 × 91,724.74
  4. Step 4: Simplify right side
    141,938.26x = 17,966,823,766.32
  5. Step 5: Solve for x
    x = 17,966,823,766.32/141,938.26
  6. Step 6: Final answer
    x = 126,581.96

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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.