Home / 144,960.20-217,461.90-51,458.12

Finding the Fourth Proportional to 144,960.20, 217,461.90 and 51,458.12

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Solution

The fourth proportional to 144,960.20, 217,461.90 and 51,458.12 is: 77,194.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,960.20 : 217,461.90 = 51,458.12 : x
  2. Step 2: Convert to fraction form
    144,960.20/217,461.90 = 51,458.12/x
  3. Step 3: Cross multiply
    144,960.20x = 217,461.90 × 51,458.12
  4. Step 4: Simplify right side
    144,960.20x = 11,190,180,545.63
  5. Step 5: Solve for x
    x = 11,190,180,545.63/144,960.20
  6. Step 6: Final answer
    x = 77,194.85

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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.