Home / 80,178.69-110,658.27-46,180.56

Finding the Fourth Proportional to 80,178.69, 110,658.27 and 46,180.56

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Solution

The fourth proportional to 80,178.69, 110,658.27 and 46,180.56 is: 63,735.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,178.69 : 110,658.27 = 46,180.56 : x
  2. Step 2: Convert to fraction form
    80,178.69/110,658.27 = 46,180.56/x
  3. Step 3: Cross multiply
    80,178.69x = 110,658.27 × 46,180.56
  4. Step 4: Simplify right side
    80,178.69x = 5,110,260,877.23
  5. Step 5: Solve for x
    x = 5,110,260,877.23/80,178.69
  6. Step 6: Final answer
    x = 63,735.90

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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.