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Finding the Fourth Proportional to 61,951.04, 85,492.20 and 35,093.44

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Solution

The fourth proportional to 61,951.04, 85,492.20 and 35,093.44 is: 48,428.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,951.04 : 85,492.20 = 35,093.44 : x
  2. Step 2: Convert to fraction form
    61,951.04/85,492.20 = 35,093.44/x
  3. Step 3: Cross multiply
    61,951.04x = 85,492.20 × 35,093.44
  4. Step 4: Simplify right side
    61,951.04x = 3,000,215,391.17
  5. Step 5: Solve for x
    x = 3,000,215,391.17/61,951.04
  6. Step 6: Final answer
    x = 48,428.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.