Home / 79,220.24-118,856.83-25,914.65

Finding the Fourth Proportional to 79,220.24, 118,856.83 and 25,914.65

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Solution

The fourth proportional to 79,220.24, 118,856.83 and 25,914.65 is: 38,880.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,220.24 : 118,856.83 = 25,914.65 : x
  2. Step 2: Convert to fraction form
    79,220.24/118,856.83 = 25,914.65/x
  3. Step 3: Cross multiply
    79,220.24x = 118,856.83 × 25,914.65
  4. Step 4: Simplify right side
    79,220.24x = 3,080,133,149.56
  5. Step 5: Solve for x
    x = 3,080,133,149.56/79,220.24
  6. Step 6: Final answer
    x = 38,880.63

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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.