Home / 104,049.06-143,588.20-58,728.96

Finding the Fourth Proportional to 104,049.06, 143,588.20 and 58,728.96

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Solution

The fourth proportional to 104,049.06, 143,588.20 and 58,728.96 is: 81,046.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,049.06 : 143,588.20 = 58,728.96 : x
  2. Step 2: Convert to fraction form
    104,049.06/143,588.20 = 58,728.96/x
  3. Step 3: Cross multiply
    104,049.06x = 143,588.20 × 58,728.96
  4. Step 4: Simplify right side
    104,049.06x = 8,432,785,654.27
  5. Step 5: Solve for x
    x = 8,432,785,654.27/104,049.06
  6. Step 6: Final answer
    x = 81,046.25

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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.