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Finding the Fourth Proportional to 71,068.39, 106,577.98 and 33,646.08

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Solution

The fourth proportional to 71,068.39, 106,577.98 and 33,646.08 is: 50,457.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,068.39 : 106,577.98 = 33,646.08 : x
  2. Step 2: Convert to fraction form
    71,068.39/106,577.98 = 33,646.08/x
  3. Step 3: Cross multiply
    71,068.39x = 106,577.98 × 33,646.08
  4. Step 4: Simplify right side
    71,068.39x = 3,585,931,556.87
  5. Step 5: Solve for x
    x = 3,585,931,556.87/71,068.39
  6. Step 6: Final answer
    x = 50,457.48

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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.