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Finding the Fourth Proportional to 70,791.53, 106,203.73 and 23,403.76

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Solution

The fourth proportional to 70,791.53, 106,203.73 and 23,403.76 is: 35,111.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,791.53 : 106,203.73 = 23,403.76 : x
  2. Step 2: Convert to fraction form
    70,791.53/106,203.73 = 23,403.76/x
  3. Step 3: Cross multiply
    70,791.53x = 106,203.73 × 23,403.76
  4. Step 4: Simplify right side
    70,791.53x = 2,485,566,453.88
  5. Step 5: Solve for x
    x = 2,485,566,453.88/70,791.53
  6. Step 6: Final answer
    x = 35,111.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.