Home / 144,801.23-217,198.68-39,620.19

Finding the Fourth Proportional to 144,801.23, 217,198.68 and 39,620.19

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Solution

The fourth proportional to 144,801.23, 217,198.68 and 39,620.19 is: 59,429.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,801.23 : 217,198.68 = 39,620.19 : x
  2. Step 2: Convert to fraction form
    144,801.23/217,198.68 = 39,620.19/x
  3. Step 3: Cross multiply
    144,801.23x = 217,198.68 × 39,620.19
  4. Step 4: Simplify right side
    144,801.23x = 8,605,452,969.35
  5. Step 5: Solve for x
    x = 8,605,452,969.35/144,801.23
  6. Step 6: Final answer
    x = 59,429.42

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1.5x scale

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.