Home / 251,515.08-377,214.12-73,974.60

Finding the Fourth Proportional to 251,515.08, 377,214.12 and 73,974.60

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Solution

The fourth proportional to 251,515.08, 377,214.12 and 73,974.60 is: 110,944.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,515.08 : 377,214.12 = 73,974.60 : x
  2. Step 2: Convert to fraction form
    251,515.08/377,214.12 = 73,974.60/x
  3. Step 3: Cross multiply
    251,515.08x = 377,214.12 × 73,974.60
  4. Step 4: Simplify right side
    251,515.08x = 27,904,263,641.35
  5. Step 5: Solve for x
    x = 27,904,263,641.35/251,515.08
  6. Step 6: Final answer
    x = 110,944.69

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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.