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Finding the Fourth Proportional to 73,860.39, 110,625.35 and 34,358.31

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Solution

The fourth proportional to 73,860.39, 110,625.35 and 34,358.31 is: 51,460.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,860.39 : 110,625.35 = 34,358.31 : x
  2. Step 2: Convert to fraction form
    73,860.39/110,625.35 = 34,358.31/x
  3. Step 3: Cross multiply
    73,860.39x = 110,625.35 × 34,358.31
  4. Step 4: Simplify right side
    73,860.39x = 3,800,899,897.37
  5. Step 5: Solve for x
    x = 3,800,899,897.37/73,860.39
  6. Step 6: Final answer
    x = 51,460.60

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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.