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Finding the Fourth Proportional to 251,055.76, 376,586.68 and 73,566.37

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Solution

The fourth proportional to 251,055.76, 376,586.68 and 73,566.37 is: 110,350.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,055.76 : 376,586.68 = 73,566.37 : x
  2. Step 2: Convert to fraction form
    251,055.76/376,586.68 = 73,566.37/x
  3. Step 3: Cross multiply
    251,055.76x = 376,586.68 × 73,566.37
  4. Step 4: Simplify right side
    251,055.76x = 27,704,113,155.02
  5. Step 5: Solve for x
    x = 27,704,113,155.02/251,055.76
  6. Step 6: Final answer
    x = 110,350.44

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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.