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Finding the Fourth Proportional to 70,304.26, 96,918.96 and 50,126.11

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Solution

The fourth proportional to 70,304.26, 96,918.96 and 50,126.11 is: 69,102.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,304.26 : 96,918.96 = 50,126.11 : x
  2. Step 2: Convert to fraction form
    70,304.26/96,918.96 = 50,126.11/x
  3. Step 3: Cross multiply
    70,304.26x = 96,918.96 × 50,126.11
  4. Step 4: Simplify right side
    70,304.26x = 4,858,170,450.05
  5. Step 5: Solve for x
    x = 4,858,170,450.05/70,304.26
  6. Step 6: Final answer
    x = 69,102.08

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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.