Home / 104,022.39-143,549.49-58,082.75

Finding the Fourth Proportional to 104,022.39, 143,549.49 and 58,082.75

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Solution

The fourth proportional to 104,022.39, 143,549.49 and 58,082.75 is: 80,153.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,022.39 : 143,549.49 = 58,082.75 : x
  2. Step 2: Convert to fraction form
    104,022.39/143,549.49 = 58,082.75/x
  3. Step 3: Cross multiply
    104,022.39x = 143,549.49 × 58,082.75
  4. Step 4: Simplify right side
    104,022.39x = 8,337,749,140.30
  5. Step 5: Solve for x
    x = 8,337,749,140.30/104,022.39
  6. Step 6: Final answer
    x = 80,153.41

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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.