Home / 68,146.16-102,240.17-34,889.57

Finding the Fourth Proportional to 68,146.16, 102,240.17 and 34,889.57

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Solution

The fourth proportional to 68,146.16, 102,240.17 and 34,889.57 is: 52,345.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,146.16 : 102,240.17 = 34,889.57 : x
  2. Step 2: Convert to fraction form
    68,146.16/102,240.17 = 34,889.57/x
  3. Step 3: Cross multiply
    68,146.16x = 102,240.17 × 34,889.57
  4. Step 4: Simplify right side
    68,146.16x = 3,567,114,882.38
  5. Step 5: Solve for x
    x = 3,567,114,882.38/68,146.16
  6. Step 6: Final answer
    x = 52,345.06

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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.