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Finding the Fourth Proportional to 70,236.69, 96,918.69 and 41,557.22

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Solution

The fourth proportional to 70,236.69, 96,918.69 and 41,557.22 is: 57,344.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,236.69 : 96,918.69 = 41,557.22 : x
  2. Step 2: Convert to fraction form
    70,236.69/96,918.69 = 41,557.22/x
  3. Step 3: Cross multiply
    70,236.69x = 96,918.69 × 41,557.22
  4. Step 4: Simplify right side
    70,236.69x = 4,027,671,322.44
  5. Step 5: Solve for x
    x = 4,027,671,322.44/70,236.69
  6. Step 6: Final answer
    x = 57,344.26

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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.