Home / 228,841.12-343,257.36-71,066.08

Finding the Fourth Proportional to 228,841.12, 343,257.36 and 71,066.08

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Solution

The fourth proportional to 228,841.12, 343,257.36 and 71,066.08 is: 106,597.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,841.12 : 343,257.36 = 71,066.08 : x
  2. Step 2: Convert to fraction form
    228,841.12/343,257.36 = 71,066.08/x
  3. Step 3: Cross multiply
    228,841.12x = 343,257.36 × 71,066.08
  4. Step 4: Simplify right side
    228,841.12x = 24,393,955,006.35
  5. Step 5: Solve for x
    x = 24,393,955,006.35/228,841.12
  6. Step 6: Final answer
    x = 106,597.78

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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.