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Finding the Fourth Proportional to 73,740.33, 101,761.74 and 41,915.34

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Solution

The fourth proportional to 73,740.33, 101,761.74 and 41,915.34 is: 57,843.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,740.33 : 101,761.74 = 41,915.34 : x
  2. Step 2: Convert to fraction form
    73,740.33/101,761.74 = 41,915.34/x
  3. Step 3: Cross multiply
    73,740.33x = 101,761.74 × 41,915.34
  4. Step 4: Simplify right side
    73,740.33x = 4,265,377,931.09
  5. Step 5: Solve for x
    x = 4,265,377,931.09/73,740.33
  6. Step 6: Final answer
    x = 57,843.22

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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.