Home / 179,133.33-246,917.12-135,972.21

Finding the Fourth Proportional to 179,133.33, 246,917.12 and 135,972.21

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Solution

The fourth proportional to 179,133.33, 246,917.12 and 135,972.21 is: 187,423.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,133.33 : 246,917.12 = 135,972.21 : x
  2. Step 2: Convert to fraction form
    179,133.33/246,917.12 = 135,972.21/x
  3. Step 3: Cross multiply
    179,133.33x = 246,917.12 × 135,972.21
  4. Step 4: Simplify right side
    179,133.33x = 33,573,865,813.37
  5. Step 5: Solve for x
    x = 33,573,865,813.37/179,133.33
  6. Step 6: Final answer
    x = 187,423.89

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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.