Home / 144,884.20-217,364.70-51,380.20

Finding the Fourth Proportional to 144,884.20, 217,364.70 and 51,380.20

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Solution

The fourth proportional to 144,884.20, 217,364.70 and 51,380.20 is: 77,083.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,884.20 : 217,364.70 = 51,380.20 : x
  2. Step 2: Convert to fraction form
    144,884.20/217,364.70 = 51,380.20/x
  3. Step 3: Cross multiply
    144,884.20x = 217,364.70 × 51,380.20
  4. Step 4: Simplify right side
    144,884.20x = 11,168,241,758.94
  5. Step 5: Solve for x
    x = 11,168,241,758.94/144,884.20
  6. Step 6: Final answer
    x = 77,083.92

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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.