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Finding the Fourth Proportional to 67,428.66, 101,007.48 and 33,592.68

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Solution

The fourth proportional to 67,428.66, 101,007.48 and 33,592.68 is: 50,321.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,428.66 : 101,007.48 = 33,592.68 : x
  2. Step 2: Convert to fraction form
    67,428.66/101,007.48 = 33,592.68/x
  3. Step 3: Cross multiply
    67,428.66x = 101,007.48 × 33,592.68
  4. Step 4: Simplify right side
    67,428.66x = 3,393,111,953.25
  5. Step 5: Solve for x
    x = 3,393,111,953.25/67,428.66
  6. Step 6: Final answer
    x = 50,321.51

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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.