Home / 79,973.63-110,399.53-52,765.73

Finding the Fourth Proportional to 79,973.63, 110,399.53 and 52,765.73

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Solution

The fourth proportional to 79,973.63, 110,399.53 and 52,765.73 is: 72,840.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,973.63 : 110,399.53 = 52,765.73 : x
  2. Step 2: Convert to fraction form
    79,973.63/110,399.53 = 52,765.73/x
  3. Step 3: Cross multiply
    79,973.63x = 110,399.53 × 52,765.73
  4. Step 4: Simplify right side
    79,973.63x = 5,825,311,792.11
  5. Step 5: Solve for x
    x = 5,825,311,792.11/79,973.63
  6. Step 6: Final answer
    x = 72,840.41

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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.