Home / 80,543.97-111,144.18-46,554.66

Finding the Fourth Proportional to 80,543.97, 111,144.18 and 46,554.66

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Solution

The fourth proportional to 80,543.97, 111,144.18 and 46,554.66 is: 64,241.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,543.97 : 111,144.18 = 46,554.66 : x
  2. Step 2: Convert to fraction form
    80,543.97/111,144.18 = 46,554.66/x
  3. Step 3: Cross multiply
    80,543.97x = 111,144.18 × 46,554.66
  4. Step 4: Simplify right side
    80,543.97x = 5,174,279,448.95
  5. Step 5: Solve for x
    x = 5,174,279,448.95/80,543.97
  6. Step 6: Final answer
    x = 64,241.67

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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.