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Finding the Fourth Proportional to 104,492.60, 156,722.66 and 34,371.40

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Solution

The fourth proportional to 104,492.60, 156,722.66 and 34,371.40 is: 51,551.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,492.60 : 156,722.66 = 34,371.40 : x
  2. Step 2: Convert to fraction form
    104,492.60/156,722.66 = 34,371.40/x
  3. Step 3: Cross multiply
    104,492.60x = 156,722.66 × 34,371.40
  4. Step 4: Simplify right side
    104,492.60x = 5,386,777,235.92
  5. Step 5: Solve for x
    x = 5,386,777,235.92/104,492.60
  6. Step 6: Final answer
    x = 51,551.76

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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.