Home / 79,744.02-110,042.64-43,933.20

Finding the Fourth Proportional to 79,744.02, 110,042.64 and 43,933.20

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Solution

The fourth proportional to 79,744.02, 110,042.64 and 43,933.20 is: 60,625.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,744.02 : 110,042.64 = 43,933.20 : x
  2. Step 2: Convert to fraction form
    79,744.02/110,042.64 = 43,933.20/x
  3. Step 3: Cross multiply
    79,744.02x = 110,042.64 × 43,933.20
  4. Step 4: Simplify right side
    79,744.02x = 4,834,525,311.65
  5. Step 5: Solve for x
    x = 4,834,525,311.65/79,744.02
  6. Step 6: Final answer
    x = 60,625.55

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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.