Home / 112,400.10-168,575.85-49,220.10

Finding the Fourth Proportional to 112,400.10, 168,575.85 and 49,220.10

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Solution

The fourth proportional to 112,400.10, 168,575.85 and 49,220.10 is: 73,819.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,400.10 : 168,575.85 = 49,220.10 : x
  2. Step 2: Convert to fraction form
    112,400.10/168,575.85 = 49,220.10/x
  3. Step 3: Cross multiply
    112,400.10x = 168,575.85 × 49,220.10
  4. Step 4: Simplify right side
    112,400.10x = 8,297,320,194.59
  5. Step 5: Solve for x
    x = 8,297,320,194.59/112,400.10
  6. Step 6: Final answer
    x = 73,819.51

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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.