Home / 79,777.12-110,092.43-43,967.13

Finding the Fourth Proportional to 79,777.12, 110,092.43 and 43,967.13

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Solution

The fourth proportional to 79,777.12, 110,092.43 and 43,967.13 is: 60,674.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,777.12 : 110,092.43 = 43,967.13 : x
  2. Step 2: Convert to fraction form
    79,777.12/110,092.43 = 43,967.13/x
  3. Step 3: Cross multiply
    79,777.12x = 110,092.43 × 43,967.13
  4. Step 4: Simplify right side
    79,777.12x = 4,840,447,961.99
  5. Step 5: Solve for x
    x = 4,840,447,961.99/79,777.12
  6. Step 6: Final answer
    x = 60,674.64

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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.