Home / 106,284.15-159,434.46-43,074.18

Finding the Fourth Proportional to 106,284.15, 159,434.46 and 43,074.18

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Solution

The fourth proportional to 106,284.15, 159,434.46 and 43,074.18 is: 64,614.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,284.15 : 159,434.46 = 43,074.18 : x
  2. Step 2: Convert to fraction form
    106,284.15/159,434.46 = 43,074.18/x
  3. Step 3: Cross multiply
    106,284.15x = 159,434.46 × 43,074.18
  4. Step 4: Simplify right side
    106,284.15x = 6,867,508,628.24
  5. Step 5: Solve for x
    x = 6,867,508,628.24/106,284.15
  6. Step 6: Final answer
    x = 64,614.61

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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.