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Finding the Fourth Proportional to 341,018.66, 511,614.86 and 101,141.31

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Solution

The fourth proportional to 341,018.66, 511,614.86 and 101,141.31 is: 151,737.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,018.66 : 511,614.86 = 101,141.31 : x
  2. Step 2: Convert to fraction form
    341,018.66/511,614.86 = 101,141.31/x
  3. Step 3: Cross multiply
    341,018.66x = 511,614.86 × 101,141.31
  4. Step 4: Simplify right side
    341,018.66x = 51,745,397,155.87
  5. Step 5: Solve for x
    x = 51,745,397,155.87/341,018.66
  6. Step 6: Final answer
    x = 151,737.73

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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.