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Finding the Fourth Proportional to 251,245.17, 376,941.06 and 101,408.94

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Solution

The fourth proportional to 251,245.17, 376,941.06 and 101,408.94 is: 152,143.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,245.17 : 376,941.06 = 101,408.94 : x
  2. Step 2: Convert to fraction form
    251,245.17/376,941.06 = 101,408.94/x
  3. Step 3: Cross multiply
    251,245.17x = 376,941.06 × 101,408.94
  4. Step 4: Simplify right side
    251,245.17x = 38,225,193,337.08
  5. Step 5: Solve for x
    x = 38,225,193,337.08/251,245.17
  6. Step 6: Final answer
    x = 152,143.00

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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.