Home / 104,292.30-143,908.29-58,351.66

Finding the Fourth Proportional to 104,292.30, 143,908.29 and 58,351.66

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Solution

The fourth proportional to 104,292.30, 143,908.29 and 58,351.66 is: 80,516.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,292.30 : 143,908.29 = 58,351.66 : x
  2. Step 2: Convert to fraction form
    104,292.30/143,908.29 = 58,351.66/x
  3. Step 3: Cross multiply
    104,292.30x = 143,908.29 × 58,351.66
  4. Step 4: Simplify right side
    104,292.30x = 8,397,287,609.26
  5. Step 5: Solve for x
    x = 8,397,287,609.26/104,292.30
  6. Step 6: Final answer
    x = 80,516.85

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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.