Home / 250,074.19-345,102.38-136,896.94

Finding the Fourth Proportional to 250,074.19, 345,102.38 and 136,896.94

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Solution

The fourth proportional to 250,074.19, 345,102.38 and 136,896.94 is: 188,917.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,074.19 : 345,102.38 = 136,896.94 : x
  2. Step 2: Convert to fraction form
    250,074.19/345,102.38 = 136,896.94/x
  3. Step 3: Cross multiply
    250,074.19x = 345,102.38 × 136,896.94
  4. Step 4: Simplify right side
    250,074.19x = 47,243,459,288.20
  5. Step 5: Solve for x
    x = 47,243,459,288.20/250,074.19
  6. Step 6: Final answer
    x = 188,917.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.