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Finding the Fourth Proportional to 70,893.03, 106,354.80 and 35,373.45

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Solution

The fourth proportional to 70,893.03, 106,354.80 and 35,373.45 is: 53,067.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,893.03 : 106,354.80 = 35,373.45 : x
  2. Step 2: Convert to fraction form
    70,893.03/106,354.80 = 35,373.45/x
  3. Step 3: Cross multiply
    70,893.03x = 106,354.80 × 35,373.45
  4. Step 4: Simplify right side
    70,893.03x = 3,762,136,200.06
  5. Step 5: Solve for x
    x = 3,762,136,200.06/70,893.03
  6. Step 6: Final answer
    x = 53,067.79

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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.