Home / 219,895.37-329,874.49-70,137.36

Finding the Fourth Proportional to 219,895.37, 329,874.49 and 70,137.36

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Solution

The fourth proportional to 219,895.37, 329,874.49 and 70,137.36 is: 105,216.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,895.37 : 329,874.49 = 70,137.36 : x
  2. Step 2: Convert to fraction form
    219,895.37/329,874.49 = 70,137.36/x
  3. Step 3: Cross multiply
    219,895.37x = 329,874.49 × 70,137.36
  4. Step 4: Simplify right side
    219,895.37x = 23,136,524,210.57
  5. Step 5: Solve for x
    x = 23,136,524,210.57/219,895.37
  6. Step 6: Final answer
    x = 105,216.06

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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.