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Finding the Fourth Proportional to 67,459.51, 101,179.75 and 37,074.12

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Solution

The fourth proportional to 67,459.51, 101,179.75 and 37,074.12 is: 55,605.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,459.51 : 101,179.75 = 37,074.12 : x
  2. Step 2: Convert to fraction form
    67,459.51/101,179.75 = 37,074.12/x
  3. Step 3: Cross multiply
    67,459.51x = 101,179.75 × 37,074.12
  4. Step 4: Simplify right side
    67,459.51x = 3,751,150,193.07
  5. Step 5: Solve for x
    x = 3,751,150,193.07/67,459.51
  6. Step 6: Final answer
    x = 55,605.95

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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.