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Finding the Fourth Proportional to 70,235.69, 96,917.31 and 41,556.22

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Solution

The fourth proportional to 70,235.69, 96,917.31 and 41,556.22 is: 57,342.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,235.69 : 96,917.31 = 41,556.22 : x
  2. Step 2: Convert to fraction form
    70,235.69/96,917.31 = 41,556.22/x
  3. Step 3: Cross multiply
    70,235.69x = 96,917.31 × 41,556.22
  4. Step 4: Simplify right side
    70,235.69x = 4,027,516,813.87
  5. Step 5: Solve for x
    x = 4,027,516,813.87/70,235.69
  6. Step 6: Final answer
    x = 57,342.89

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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.