Home / 106,049.07-159,073.64-31,169.22

Finding the Fourth Proportional to 106,049.07, 159,073.64 and 31,169.22

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Solution

The fourth proportional to 106,049.07, 159,073.64 and 31,169.22 is: 46,753.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,049.07 : 159,073.64 = 31,169.22 : x
  2. Step 2: Convert to fraction form
    106,049.07/159,073.64 = 31,169.22/x
  3. Step 3: Cross multiply
    106,049.07x = 159,073.64 × 31,169.22
  4. Step 4: Simplify right side
    106,049.07x = 4,958,201,125.51
  5. Step 5: Solve for x
    x = 4,958,201,125.51/106,049.07
  6. Step 6: Final answer
    x = 46,753.84

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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.