Home / 68,951.27-95,163.05-42,109.22

Finding the Fourth Proportional to 68,951.27, 95,163.05 and 42,109.22

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Solution

The fourth proportional to 68,951.27, 95,163.05 and 42,109.22 is: 58,117.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,951.27 : 95,163.05 = 42,109.22 : x
  2. Step 2: Convert to fraction form
    68,951.27/95,163.05 = 42,109.22/x
  3. Step 3: Cross multiply
    68,951.27x = 95,163.05 × 42,109.22
  4. Step 4: Simplify right side
    68,951.27x = 4,007,241,597.77
  5. Step 5: Solve for x
    x = 4,007,241,597.77/68,951.27
  6. Step 6: Final answer
    x = 58,117.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.