Home / 165,182.96-247,571.40-76,316.24

Finding the Fourth Proportional to 165,182.96, 247,571.40 and 76,316.24

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Solution

The fourth proportional to 165,182.96, 247,571.40 and 76,316.24 is: 114,380.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,182.96 : 247,571.40 = 76,316.24 : x
  2. Step 2: Convert to fraction form
    165,182.96/247,571.40 = 76,316.24/x
  3. Step 3: Cross multiply
    165,182.96x = 247,571.40 × 76,316.24
  4. Step 4: Simplify right side
    165,182.96x = 18,893,718,379.54
  5. Step 5: Solve for x
    x = 18,893,718,379.54/165,182.96
  6. Step 6: Final answer
    x = 114,380.55

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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.