Home / 141,579.80-195,418.50-83,487.27

Finding the Fourth Proportional to 141,579.80, 195,418.50 and 83,487.27

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Solution

The fourth proportional to 141,579.80, 195,418.50 and 83,487.27 is: 115,235.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,579.80 : 195,418.50 = 83,487.27 : x
  2. Step 2: Convert to fraction form
    141,579.80/195,418.50 = 83,487.27/x
  3. Step 3: Cross multiply
    141,579.80x = 195,418.50 × 83,487.27
  4. Step 4: Simplify right side
    141,579.80x = 16,314,957,072.50
  5. Step 5: Solve for x
    x = 16,314,957,072.50/141,579.80
  6. Step 6: Final answer
    x = 115,235.07

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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.