Home / 112,911.67-169,324.43-38,011.73

Finding the Fourth Proportional to 112,911.67, 169,324.43 and 38,011.73

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Solution

The fourth proportional to 112,911.67, 169,324.43 and 38,011.73 is: 57,003.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,911.67 : 169,324.43 = 38,011.73 : x
  2. Step 2: Convert to fraction form
    112,911.67/169,324.43 = 38,011.73/x
  3. Step 3: Cross multiply
    112,911.67x = 169,324.43 × 38,011.73
  4. Step 4: Simplify right side
    112,911.67x = 6,436,314,431.33
  5. Step 5: Solve for x
    x = 6,436,314,431.33/112,911.67
  6. Step 6: Final answer
    x = 57,003.09

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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.