Home / 141,729.92-195,470.94-103,446.44

Finding the Fourth Proportional to 141,729.92, 195,470.94 and 103,446.44

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Solution

The fourth proportional to 141,729.92, 195,470.94 and 103,446.44 is: 142,671.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,729.92 : 195,470.94 = 103,446.44 : x
  2. Step 2: Convert to fraction form
    141,729.92/195,470.94 = 103,446.44/x
  3. Step 3: Cross multiply
    141,729.92x = 195,470.94 × 103,446.44
  4. Step 4: Simplify right side
    141,729.92x = 20,220,772,866.45
  5. Step 5: Solve for x
    x = 20,220,772,866.45/141,729.92
  6. Step 6: Final answer
    x = 142,671.17

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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.