Home / 80,561.85-111,188.79-46,564.44

Finding the Fourth Proportional to 80,561.85, 111,188.79 and 46,564.44

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Solution

The fourth proportional to 80,561.85, 111,188.79 and 46,564.44 is: 64,266.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,561.85 : 111,188.79 = 46,564.44 : x
  2. Step 2: Convert to fraction form
    80,561.85/111,188.79 = 46,564.44/x
  3. Step 3: Cross multiply
    80,561.85x = 111,188.79 × 46,564.44
  4. Step 4: Simplify right side
    80,561.85x = 5,177,443,740.63
  5. Step 5: Solve for x
    x = 5,177,443,740.63/80,561.85
  6. Step 6: Final answer
    x = 64,266.69

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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.