Home / 138,771.39-208,164.46-44,009.04

Finding the Fourth Proportional to 138,771.39, 208,164.46 and 44,009.04

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Solution

The fourth proportional to 138,771.39, 208,164.46 and 44,009.04 is: 66,015.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,771.39 : 208,164.46 = 44,009.04 : x
  2. Step 2: Convert to fraction form
    138,771.39/208,164.46 = 44,009.04/x
  3. Step 3: Cross multiply
    138,771.39x = 208,164.46 × 44,009.04
  4. Step 4: Simplify right side
    138,771.39x = 9,161,117,936.70
  5. Step 5: Solve for x
    x = 9,161,117,936.70/138,771.39
  6. Step 6: Final answer
    x = 66,015.90

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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.