Home / 144,818.36-217,227.78-39,629.48

Finding the Fourth Proportional to 144,818.36, 217,227.78 and 39,629.48

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Solution

The fourth proportional to 144,818.36, 217,227.78 and 39,629.48 is: 59,444.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,818.36 : 217,227.78 = 39,629.48 : x
  2. Step 2: Convert to fraction form
    144,818.36/217,227.78 = 39,629.48/x
  3. Step 3: Cross multiply
    144,818.36x = 217,227.78 × 39,629.48
  4. Step 4: Simplify right side
    144,818.36x = 8,608,623,962.95
  5. Step 5: Solve for x
    x = 8,608,623,962.95/144,818.36
  6. Step 6: Final answer
    x = 59,444.29

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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.