Home / 103,676.26-143,073.45-58,964.26

Finding the Fourth Proportional to 103,676.26, 143,073.45 and 58,964.26

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Solution

The fourth proportional to 103,676.26, 143,073.45 and 58,964.26 is: 81,370.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,676.26 : 143,073.45 = 58,964.26 : x
  2. Step 2: Convert to fraction form
    103,676.26/143,073.45 = 58,964.26/x
  3. Step 3: Cross multiply
    103,676.26x = 143,073.45 × 58,964.26
  4. Step 4: Simplify right side
    103,676.26x = 8,436,220,104.90
  5. Step 5: Solve for x
    x = 8,436,220,104.90/103,676.26
  6. Step 6: Final answer
    x = 81,370.80

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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.