Home / 79,747.20-110,051.46-43,935.48

Finding the Fourth Proportional to 79,747.20, 110,051.46 and 43,935.48

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Solution

The fourth proportional to 79,747.20, 110,051.46 and 43,935.48 is: 60,631.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,747.20 : 110,051.46 = 43,935.48 : x
  2. Step 2: Convert to fraction form
    79,747.20/110,051.46 = 43,935.48/x
  3. Step 3: Cross multiply
    79,747.20x = 110,051.46 × 43,935.48
  4. Step 4: Simplify right side
    79,747.20x = 4,835,163,719.80
  5. Step 5: Solve for x
    x = 4,835,163,719.80/79,747.20
  6. Step 6: Final answer
    x = 60,631.14

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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.