Home / 146,768.97-220,029.12-58,085.04

Finding the Fourth Proportional to 146,768.97, 220,029.12 and 58,085.04

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Solution

The fourth proportional to 146,768.97, 220,029.12 and 58,085.04 is: 87,078.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,768.97 : 220,029.12 = 58,085.04 : x
  2. Step 2: Convert to fraction form
    146,768.97/220,029.12 = 58,085.04/x
  3. Step 3: Cross multiply
    146,768.97x = 220,029.12 × 58,085.04
  4. Step 4: Simplify right side
    146,768.97x = 12,780,400,236.36
  5. Step 5: Solve for x
    x = 12,780,400,236.36/146,768.97
  6. Step 6: Final answer
    x = 87,078.35

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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.