Home / 104,389.82-156,570.68-29,515.84

Finding the Fourth Proportional to 104,389.82, 156,570.68 and 29,515.84

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Solution

The fourth proportional to 104,389.82, 156,570.68 and 29,515.84 is: 44,269.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,389.82 : 156,570.68 = 29,515.84 : x
  2. Step 2: Convert to fraction form
    104,389.82/156,570.68 = 29,515.84/x
  3. Step 3: Cross multiply
    104,389.82x = 156,570.68 × 29,515.84
  4. Step 4: Simplify right side
    104,389.82x = 4,621,315,139.57
  5. Step 5: Solve for x
    x = 4,621,315,139.57/104,389.82
  6. Step 6: Final answer
    x = 44,269.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.