Home / 144,801.20-217,212.60-51,294.80

Finding the Fourth Proportional to 144,801.20, 217,212.60 and 51,294.80

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Solution

The fourth proportional to 144,801.20, 217,212.60 and 51,294.80 is: 76,946.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,801.20 : 217,212.60 = 51,294.80 : x
  2. Step 2: Convert to fraction form
    144,801.20/217,212.60 = 51,294.80/x
  3. Step 3: Cross multiply
    144,801.20x = 217,212.60 × 51,294.80
  4. Step 4: Simplify right side
    144,801.20x = 11,141,876,874.48
  5. Step 5: Solve for x
    x = 11,141,876,874.48/144,801.20
  6. Step 6: Final answer
    x = 76,946.03

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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.