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Finding the Fourth Proportional to 251,874.30, 377,505.25 and 118,598.52

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Solution

The fourth proportional to 251,874.30, 377,505.25 and 118,598.52 is: 177,753.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,874.30 : 377,505.25 = 118,598.52 : x
  2. Step 2: Convert to fraction form
    251,874.30/377,505.25 = 118,598.52/x
  3. Step 3: Cross multiply
    251,874.30x = 377,505.25 × 118,598.52
  4. Step 4: Simplify right side
    251,874.30x = 44,771,563,942.23
  5. Step 5: Solve for x
    x = 44,771,563,942.23/251,874.30
  6. Step 6: Final answer
    x = 177,753.60

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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.