Home / 136,179.28-204,268.96-36,339.84

Finding the Fourth Proportional to 136,179.28, 204,268.96 and 36,339.84

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Solution

The fourth proportional to 136,179.28, 204,268.96 and 36,339.84 is: 54,509.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,179.28 : 204,268.96 = 36,339.84 : x
  2. Step 2: Convert to fraction form
    136,179.28/204,268.96 = 36,339.84/x
  3. Step 3: Cross multiply
    136,179.28x = 204,268.96 × 36,339.84
  4. Step 4: Simplify right side
    136,179.28x = 7,423,101,323.37
  5. Step 5: Solve for x
    x = 7,423,101,323.37/136,179.28
  6. Step 6: Final answer
    x = 54,509.77

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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.