Home / 112,061.12-168,042.40-33,181.44

Finding the Fourth Proportional to 112,061.12, 168,042.40 and 33,181.44

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Solution

The fourth proportional to 112,061.12, 168,042.40 and 33,181.44 is: 49,757.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,061.12 : 168,042.40 = 33,181.44 : x
  2. Step 2: Convert to fraction form
    112,061.12/168,042.40 = 33,181.44/x
  3. Step 3: Cross multiply
    112,061.12x = 168,042.40 × 33,181.44
  4. Step 4: Simplify right side
    112,061.12x = 5,575,888,813.06
  5. Step 5: Solve for x
    x = 5,575,888,813.06/112,061.12
  6. Step 6: Final answer
    x = 49,757.57

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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.