Home / 112,049.33-168,070.62-45,487.85

Finding the Fourth Proportional to 112,049.33, 168,070.62 and 45,487.85

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Solution

The fourth proportional to 112,049.33, 168,070.62 and 45,487.85 is: 68,230.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,049.33 : 168,070.62 = 45,487.85 : x
  2. Step 2: Convert to fraction form
    112,049.33/168,070.62 = 45,487.85/x
  3. Step 3: Cross multiply
    112,049.33x = 168,070.62 × 45,487.85
  4. Step 4: Simplify right side
    112,049.33x = 7,645,171,151.97
  5. Step 5: Solve for x
    x = 7,645,171,151.97/112,049.33
  6. Step 6: Final answer
    x = 68,230.40

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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.