Home / 104,091.39-143,633.07-58,763.79

Finding the Fourth Proportional to 104,091.39, 143,633.07 and 58,763.79

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Solution

The fourth proportional to 104,091.39, 143,633.07 and 58,763.79 is: 81,086.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,091.39 : 143,633.07 = 58,763.79 : x
  2. Step 2: Convert to fraction form
    104,091.39/143,633.07 = 58,763.79/x
  3. Step 3: Cross multiply
    104,091.39x = 143,633.07 × 58,763.79
  4. Step 4: Simplify right side
    104,091.39x = 8,440,423,562.54
  5. Step 5: Solve for x
    x = 8,440,423,562.54/104,091.39
  6. Step 6: Final answer
    x = 81,086.66

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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.