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Finding the Fourth Proportional to 251,018.60, 376,644.38 and 93,301.80

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Solution

The fourth proportional to 251,018.60, 376,644.38 and 93,301.80 is: 139,995.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,018.60 : 376,644.38 = 93,301.80 : x
  2. Step 2: Convert to fraction form
    251,018.60/376,644.38 = 93,301.80/x
  3. Step 3: Cross multiply
    251,018.60x = 376,644.38 × 93,301.80
  4. Step 4: Simplify right side
    251,018.60x = 35,141,598,613.88
  5. Step 5: Solve for x
    x = 35,141,598,613.88/251,018.60
  6. Step 6: Final answer
    x = 139,995.99

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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.