Home / 144,030.92-198,732.99-82,765.26

Finding the Fourth Proportional to 144,030.92, 198,732.99 and 82,765.26

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Solution

The fourth proportional to 144,030.92, 198,732.99 and 82,765.26 is: 114,199.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,030.92 : 198,732.99 = 82,765.26 : x
  2. Step 2: Convert to fraction form
    144,030.92/198,732.99 = 82,765.26/x
  3. Step 3: Cross multiply
    144,030.92x = 198,732.99 × 82,765.26
  4. Step 4: Simplify right side
    144,030.92x = 16,448,187,898.30
  5. Step 5: Solve for x
    x = 16,448,187,898.30/144,030.92
  6. Step 6: Final answer
    x = 114,199.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.