Home / 112,055.22-168,082.11-45,494.69

Finding the Fourth Proportional to 112,055.22, 168,082.11 and 45,494.69

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Solution

The fourth proportional to 112,055.22, 168,082.11 and 45,494.69 is: 68,241.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,055.22 : 168,082.11 = 45,494.69 : x
  2. Step 2: Convert to fraction form
    112,055.22/168,082.11 = 45,494.69/x
  3. Step 3: Cross multiply
    112,055.22x = 168,082.11 × 45,494.69
  4. Step 4: Simplify right side
    112,055.22x = 7,646,842,648.59
  5. Step 5: Solve for x
    x = 7,646,842,648.59/112,055.22
  6. Step 6: Final answer
    x = 68,241.74

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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.