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Finding the Fourth Proportional to 70,880.00, 106,335.26 and 35,360.42

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Solution

The fourth proportional to 70,880.00, 106,335.26 and 35,360.42 is: 53,048.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,880.00 : 106,335.26 = 35,360.42 : x
  2. Step 2: Convert to fraction form
    70,880.00/106,335.26 = 35,360.42/x
  3. Step 3: Cross multiply
    70,880.00x = 106,335.26 × 35,360.42
  4. Step 4: Simplify right side
    70,880.00x = 3,760,059,144.69
  5. Step 5: Solve for x
    x = 3,760,059,144.69/70,880.00
  6. Step 6: Final answer
    x = 53,048.24

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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.