Home / 112,400.30-168,490.85-44,912.21

Finding the Fourth Proportional to 112,400.30, 168,490.85 and 44,912.21

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Solution

The fourth proportional to 112,400.30, 168,490.85 and 44,912.21 is: 67,324.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,400.30 : 168,490.85 = 44,912.21 : x
  2. Step 2: Convert to fraction form
    112,400.30/168,490.85 = 44,912.21/x
  3. Step 3: Cross multiply
    112,400.30x = 168,490.85 × 44,912.21
  4. Step 4: Simplify right side
    112,400.30x = 7,567,295,371.26
  5. Step 5: Solve for x
    x = 7,567,295,371.26/112,400.30
  6. Step 6: Final answer
    x = 67,324.51

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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.