Home / 141,463.92-195,194.16-84,122.40

Finding the Fourth Proportional to 141,463.92, 195,194.16 and 84,122.40

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Solution

The fourth proportional to 141,463.92, 195,194.16 and 84,122.40 is: 116,073.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,463.92 : 195,194.16 = 84,122.40 : x
  2. Step 2: Convert to fraction form
    141,463.92/195,194.16 = 84,122.40/x
  3. Step 3: Cross multiply
    141,463.92x = 195,194.16 × 84,122.40
  4. Step 4: Simplify right side
    141,463.92x = 16,420,201,205.18
  5. Step 5: Solve for x
    x = 16,420,201,205.18/141,463.92
  6. Step 6: Final answer
    x = 116,073.42

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1.5x scale

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.