Home / 144,286.25-216,408.92-49,514.90

Finding the Fourth Proportional to 144,286.25, 216,408.92 and 49,514.90

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Solution

The fourth proportional to 144,286.25, 216,408.92 and 49,514.90 is: 74,265.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,286.25 : 216,408.92 = 49,514.90 : x
  2. Step 2: Convert to fraction form
    144,286.25/216,408.92 = 49,514.90/x
  3. Step 3: Cross multiply
    144,286.25x = 216,408.92 × 49,514.90
  4. Step 4: Simplify right side
    144,286.25x = 10,715,464,703.29
  5. Step 5: Solve for x
    x = 10,715,464,703.29/144,286.25
  6. Step 6: Final answer
    x = 74,265.32

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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.