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Finding the Fourth Proportional to 150,617.18, 225,927.39 and 45,437.06

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Solution

The fourth proportional to 150,617.18, 225,927.39 and 45,437.06 is: 68,156.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,617.18 : 225,927.39 = 45,437.06 : x
  2. Step 2: Convert to fraction form
    150,617.18/225,927.39 = 45,437.06/x
  3. Step 3: Cross multiply
    150,617.18x = 225,927.39 × 45,437.06
  4. Step 4: Simplify right side
    150,617.18x = 10,265,476,375.07
  5. Step 5: Solve for x
    x = 10,265,476,375.07/150,617.18
  6. Step 6: Final answer
    x = 68,156.08

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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.