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Finding the Fourth Proportional to 251,000.02, 376,389.50 and 117,918.10

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Solution

The fourth proportional to 251,000.02, 376,389.50 and 117,918.10 is: 176,825.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,000.02 : 376,389.50 = 117,918.10 : x
  2. Step 2: Convert to fraction form
    251,000.02/376,389.50 = 117,918.10/x
  3. Step 3: Cross multiply
    251,000.02x = 376,389.50 × 117,918.10
  4. Step 4: Simplify right side
    251,000.02x = 44,383,134,699.95
  5. Step 5: Solve for x
    x = 44,383,134,699.95/251,000.02
  6. Step 6: Final answer
    x = 176,825.22

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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.