Home / 144,953.48-200,035.42-81,292.65

Finding the Fourth Proportional to 144,953.48, 200,035.42 and 81,292.65

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Solution

The fourth proportional to 144,953.48, 200,035.42 and 81,292.65 is: 112,183.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,953.48 : 200,035.42 = 81,292.65 : x
  2. Step 2: Convert to fraction form
    144,953.48/200,035.42 = 81,292.65/x
  3. Step 3: Cross multiply
    144,953.48x = 200,035.42 × 81,292.65
  4. Step 4: Simplify right side
    144,953.48x = 16,261,408,889.57
  5. Step 5: Solve for x
    x = 16,261,408,889.57/144,953.48
  6. Step 6: Final answer
    x = 112,183.64

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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.