Home / 251,333.10-376,999.65-151,605.90

Finding the Fourth Proportional to 251,333.10, 376,999.65 and 151,605.90

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Solution

The fourth proportional to 251,333.10, 376,999.65 and 151,605.90 is: 227,408.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,333.10 : 376,999.65 = 151,605.90 : x
  2. Step 2: Convert to fraction form
    251,333.10/376,999.65 = 151,605.90/x
  3. Step 3: Cross multiply
    251,333.10x = 376,999.65 × 151,605.90
  4. Step 4: Simplify right side
    251,333.10x = 57,155,371,237.94
  5. Step 5: Solve for x
    x = 57,155,371,237.94/251,333.10
  6. Step 6: Final answer
    x = 227,408.85

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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.