Home / 53,072.33-73,239.80-29,200.55

Finding the Fourth Proportional to 53,072.33, 73,239.80 and 29,200.55

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Solution

The fourth proportional to 53,072.33, 73,239.80 and 29,200.55 is: 40,296.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,072.33 : 73,239.80 = 29,200.55 : x
  2. Step 2: Convert to fraction form
    53,072.33/73,239.80 = 29,200.55/x
  3. Step 3: Cross multiply
    53,072.33x = 73,239.80 × 29,200.55
  4. Step 4: Simplify right side
    53,072.33x = 2,138,641,929.69
  5. Step 5: Solve for x
    x = 2,138,641,929.69/53,072.33
  6. Step 6: Final answer
    x = 40,296.74

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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.