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Finding the Fourth Proportional to 251,492.96, 376,732.92 and 116,366.60

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Solution

The fourth proportional to 251,492.96, 376,732.92 and 116,366.60 is: 174,315.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,492.96 : 376,732.92 = 116,366.60 : x
  2. Step 2: Convert to fraction form
    251,492.96/376,732.92 = 116,366.60/x
  3. Step 3: Cross multiply
    251,492.96x = 376,732.92 × 116,366.60
  4. Step 4: Simplify right side
    251,492.96x = 43,839,129,008.47
  5. Step 5: Solve for x
    x = 43,839,129,008.47/251,492.96
  6. Step 6: Final answer
    x = 174,315.53

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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.