Home / 68,914.24-95,112.06-42,072.40

Finding the Fourth Proportional to 68,914.24, 95,112.06 and 42,072.40

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Solution

The fourth proportional to 68,914.24, 95,112.06 and 42,072.40 is: 58,066.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,914.24 : 95,112.06 = 42,072.40 : x
  2. Step 2: Convert to fraction form
    68,914.24/95,112.06 = 42,072.40/x
  3. Step 3: Cross multiply
    68,914.24x = 95,112.06 × 42,072.40
  4. Step 4: Simplify right side
    68,914.24x = 4,001,592,633.14
  5. Step 5: Solve for x
    x = 4,001,592,633.14/68,914.24
  6. Step 6: Final answer
    x = 58,066.27

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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.