Home / 112,587.82-168,940.12-49,452.38

Finding the Fourth Proportional to 112,587.82, 168,940.12 and 49,452.38

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Solution

The fourth proportional to 112,587.82, 168,940.12 and 49,452.38 is: 74,204.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,587.82 : 168,940.12 = 49,452.38 : x
  2. Step 2: Convert to fraction form
    112,587.82/168,940.12 = 49,452.38/x
  3. Step 3: Cross multiply
    112,587.82x = 168,940.12 × 49,452.38
  4. Step 4: Simplify right side
    112,587.82x = 8,354,491,011.49
  5. Step 5: Solve for x
    x = 8,354,491,011.49/112,587.82
  6. Step 6: Final answer
    x = 74,204.22

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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.