Home / 80,524.14-111,126.54-46,531.50

Finding the Fourth Proportional to 80,524.14, 111,126.54 and 46,531.50

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Solution

The fourth proportional to 80,524.14, 111,126.54 and 46,531.50 is: 64,215.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,524.14 : 111,126.54 = 46,531.50 : x
  2. Step 2: Convert to fraction form
    80,524.14/111,126.54 = 46,531.50/x
  3. Step 3: Cross multiply
    80,524.14x = 111,126.54 × 46,531.50
  4. Step 4: Simplify right side
    80,524.14x = 5,170,884,596.01
  5. Step 5: Solve for x
    x = 5,170,884,596.01/80,524.14
  6. Step 6: Final answer
    x = 64,215.33

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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.