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Finding the Fourth Proportional to 73,615.54, 101,578.40 and 41,348.92

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Solution

The fourth proportional to 73,615.54, 101,578.40 and 41,348.92 is: 57,055.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,615.54 : 101,578.40 = 41,348.92 : x
  2. Step 2: Convert to fraction form
    73,615.54/101,578.40 = 41,348.92/x
  3. Step 3: Cross multiply
    73,615.54x = 101,578.40 × 41,348.92
  4. Step 4: Simplify right side
    73,615.54x = 4,200,157,135.33
  5. Step 5: Solve for x
    x = 4,200,157,135.33/73,615.54
  6. Step 6: Final answer
    x = 57,055.31

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1.5x scale

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.