Home / 146,289.14-219,312.75-67,336.82

Finding the Fourth Proportional to 146,289.14, 219,312.75 and 67,336.82

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Solution

The fourth proportional to 146,289.14, 219,312.75 and 67,336.82 is: 100,949.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,289.14 : 219,312.75 = 67,336.82 : x
  2. Step 2: Convert to fraction form
    146,289.14/219,312.75 = 67,336.82/x
  3. Step 3: Cross multiply
    146,289.14x = 219,312.75 × 67,336.82
  4. Step 4: Simplify right side
    146,289.14x = 14,767,823,170.46
  5. Step 5: Solve for x
    x = 14,767,823,170.46/146,289.14
  6. Step 6: Final answer
    x = 100,949.55

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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.