Home / 111,917.21-167,934.13-49,573.13

Finding the Fourth Proportional to 111,917.21, 167,934.13 and 49,573.13

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Solution

The fourth proportional to 111,917.21, 167,934.13 and 49,573.13 is: 74,385.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,917.21 : 167,934.13 = 49,573.13 : x
  2. Step 2: Convert to fraction form
    111,917.21/167,934.13 = 49,573.13/x
  3. Step 3: Cross multiply
    111,917.21x = 167,934.13 × 49,573.13
  4. Step 4: Simplify right side
    111,917.21x = 8,325,019,494.32
  5. Step 5: Solve for x
    x = 8,325,019,494.32/111,917.21
  6. Step 6: Final answer
    x = 74,385.52

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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.