Home / 68,914.76-95,112.65-42,072.82

Finding the Fourth Proportional to 68,914.76, 95,112.65 and 42,072.82

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Solution

The fourth proportional to 68,914.76, 95,112.65 and 42,072.82 is: 58,066.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,914.76 : 95,112.65 = 42,072.82 : x
  2. Step 2: Convert to fraction form
    68,914.76/95,112.65 = 42,072.82/x
  3. Step 3: Cross multiply
    68,914.76x = 95,112.65 × 42,072.82
  4. Step 4: Simplify right side
    68,914.76x = 4,001,657,568.92
  5. Step 5: Solve for x
    x = 4,001,657,568.92/68,914.76
  6. Step 6: Final answer
    x = 58,066.77

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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.