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Finding the Fourth Proportional to 73,259.97, 101,100.96 and 41,428.23

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Solution

The fourth proportional to 73,259.97, 101,100.96 and 41,428.23 is: 57,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,259.97 : 101,100.96 = 41,428.23 : x
  2. Step 2: Convert to fraction form
    73,259.97/101,100.96 = 41,428.23/x
  3. Step 3: Cross multiply
    73,259.97x = 101,100.96 × 41,428.23
  4. Step 4: Simplify right side
    73,259.97x = 4,188,433,824.10
  5. Step 5: Solve for x
    x = 4,188,433,824.10/73,259.97
  6. Step 6: Final answer
    x = 57,172.20

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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.