Home / 146,768.60-219,982.80-67,718.27

Finding the Fourth Proportional to 146,768.60, 219,982.80 and 67,718.27

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Solution

The fourth proportional to 146,768.60, 219,982.80 and 67,718.27 is: 101,498.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,768.60 : 219,982.80 = 67,718.27 : x
  2. Step 2: Convert to fraction form
    146,768.60/219,982.80 = 67,718.27/x
  3. Step 3: Cross multiply
    146,768.60x = 219,982.80 × 67,718.27
  4. Step 4: Simplify right side
    146,768.60x = 14,896,855,449.66
  5. Step 5: Solve for x
    x = 14,896,855,449.66/146,768.60
  6. Step 6: Final answer
    x = 101,498.93

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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.