Home / 68,072.62-102,095.48-64,697.06

Finding the Fourth Proportional to 68,072.62, 102,095.48 and 64,697.06

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Solution

The fourth proportional to 68,072.62, 102,095.48 and 64,697.06 is: 97,032.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,072.62 : 102,095.48 = 64,697.06 : x
  2. Step 2: Convert to fraction form
    68,072.62/102,095.48 = 64,697.06/x
  3. Step 3: Cross multiply
    68,072.62x = 102,095.48 × 64,697.06
  4. Step 4: Simplify right side
    68,072.62x = 6,605,277,395.29
  5. Step 5: Solve for x
    x = 6,605,277,395.29/68,072.62
  6. Step 6: Final answer
    x = 97,032.81

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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.