Home / 250,013.71-345,016.24-135,289.83

Finding the Fourth Proportional to 250,013.71, 345,016.24 and 135,289.83

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Solution

The fourth proportional to 250,013.71, 345,016.24 and 135,289.83 is: 186,698.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,013.71 : 345,016.24 = 135,289.83 : x
  2. Step 2: Convert to fraction form
    250,013.71/345,016.24 = 135,289.83/x
  3. Step 3: Cross multiply
    250,013.71x = 345,016.24 × 135,289.83
  4. Step 4: Simplify right side
    250,013.71x = 46,677,188,456.84
  5. Step 5: Solve for x
    x = 46,677,188,456.84/250,013.71
  6. Step 6: Final answer
    x = 186,698.52

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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.