Home / 136,284.44-188,074.30-75,037.75

Finding the Fourth Proportional to 136,284.44, 188,074.30 and 75,037.75

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Solution

The fourth proportional to 136,284.44, 188,074.30 and 75,037.75 is: 103,553.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,284.44 : 188,074.30 = 75,037.75 : x
  2. Step 2: Convert to fraction form
    136,284.44/188,074.30 = 75,037.75/x
  3. Step 3: Cross multiply
    136,284.44x = 188,074.30 × 75,037.75
  4. Step 4: Simplify right side
    136,284.44x = 14,112,672,304.83
  5. Step 5: Solve for x
    x = 14,112,672,304.83/136,284.44
  6. Step 6: Final answer
    x = 103,553.07

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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.