Home / 146,628.92-219,844.74-67,699.64

Finding the Fourth Proportional to 146,628.92, 219,844.74 and 67,699.64

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Solution

The fourth proportional to 146,628.92, 219,844.74 and 67,699.64 is: 101,503.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,628.92 : 219,844.74 = 67,699.64 : x
  2. Step 2: Convert to fraction form
    146,628.92/219,844.74 = 67,699.64/x
  3. Step 3: Cross multiply
    146,628.92x = 219,844.74 × 67,699.64
  4. Step 4: Simplify right side
    146,628.92x = 14,883,409,753.89
  5. Step 5: Solve for x
    x = 14,883,409,753.89/146,628.92
  6. Step 6: Final answer
    x = 101,503.92

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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.