Home / 112,091.24-168,099.96-40,997.72

Finding the Fourth Proportional to 112,091.24, 168,099.96 and 40,997.72

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Solution

The fourth proportional to 112,091.24, 168,099.96 and 40,997.72 is: 61,483.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,091.24 : 168,099.96 = 40,997.72 : x
  2. Step 2: Convert to fraction form
    112,091.24/168,099.96 = 40,997.72/x
  3. Step 3: Cross multiply
    112,091.24x = 168,099.96 × 40,997.72
  4. Step 4: Simplify right side
    112,091.24x = 6,891,715,092.09
  5. Step 5: Solve for x
    x = 6,891,715,092.09/112,091.24
  6. Step 6: Final answer
    x = 61,483.08

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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.