Home / 146,859.45-219,947.60-142,818.84

Finding the Fourth Proportional to 146,859.45, 219,947.60 and 142,818.84

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Solution

The fourth proportional to 146,859.45, 219,947.60 and 142,818.84 is: 213,896.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,859.45 : 219,947.60 = 142,818.84 : x
  2. Step 2: Convert to fraction form
    146,859.45/219,947.60 = 142,818.84/x
  3. Step 3: Cross multiply
    146,859.45x = 219,947.60 × 142,818.84
  4. Step 4: Simplify right side
    146,859.45x = 31,412,660,378.69
  5. Step 5: Solve for x
    x = 31,412,660,378.69/146,859.45
  6. Step 6: Final answer
    x = 213,896.08

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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.