Home / 112,571.15-168,856.92-46,011.22

Finding the Fourth Proportional to 112,571.15, 168,856.92 and 46,011.22

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Solution

The fourth proportional to 112,571.15, 168,856.92 and 46,011.22 is: 69,016.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,571.15 : 168,856.92 = 46,011.22 : x
  2. Step 2: Convert to fraction form
    112,571.15/168,856.92 = 46,011.22/x
  3. Step 3: Cross multiply
    112,571.15x = 168,856.92 × 46,011.22
  4. Step 4: Simplify right side
    112,571.15x = 7,769,311,820.30
  5. Step 5: Solve for x
    x = 7,769,311,820.30/112,571.15
  6. Step 6: Final answer
    x = 69,016.90

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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.