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Finding the Fourth Proportional to 251,377.88, 346,865.38 and 147,950.60

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Solution

The fourth proportional to 251,377.88, 346,865.38 and 147,950.60 is: 204,150.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,377.88 : 346,865.38 = 147,950.60 : x
  2. Step 2: Convert to fraction form
    251,377.88/346,865.38 = 147,950.60/x
  3. Step 3: Cross multiply
    251,377.88x = 346,865.38 × 147,950.60
  4. Step 4: Simplify right side
    251,377.88x = 51,318,941,090.23
  5. Step 5: Solve for x
    x = 51,318,941,090.23/251,377.88
  6. Step 6: Final answer
    x = 204,150.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.