Home / 106,329.01-159,524.69-31,451.12

Finding the Fourth Proportional to 106,329.01, 159,524.69 and 31,451.12

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Solution

The fourth proportional to 106,329.01, 159,524.69 and 31,451.12 is: 47,185.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,329.01 : 159,524.69 = 31,451.12 : x
  2. Step 2: Convert to fraction form
    106,329.01/159,524.69 = 31,451.12/x
  3. Step 3: Cross multiply
    106,329.01x = 159,524.69 × 31,451.12
  4. Step 4: Simplify right side
    106,329.01x = 5,017,230,246.78
  5. Step 5: Solve for x
    x = 5,017,230,246.78/106,329.01
  6. Step 6: Final answer
    x = 47,185.90

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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.