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Finding the Fourth Proportional to 251,342.37, 377,282.12 and 101,680.48

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Solution

The fourth proportional to 251,342.37, 377,282.12 and 101,680.48 is: 152,629.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,342.37 : 377,282.12 = 101,680.48 : x
  2. Step 2: Convert to fraction form
    251,342.37/377,282.12 = 101,680.48/x
  3. Step 3: Cross multiply
    251,342.37x = 377,282.12 × 101,680.48
  4. Step 4: Simplify right side
    251,342.37x = 38,362,227,057.02
  5. Step 5: Solve for x
    x = 38,362,227,057.02/251,342.37
  6. Step 6: Final answer
    x = 152,629.37

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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.