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Finding the Fourth Proportional to 197,652.87, 296,492.52 and 69,553.91

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Solution

The fourth proportional to 197,652.87, 296,492.52 and 69,553.91 is: 104,335.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,652.87 : 296,492.52 = 69,553.91 : x
  2. Step 2: Convert to fraction form
    197,652.87/296,492.52 = 69,553.91/x
  3. Step 3: Cross multiply
    197,652.87x = 296,492.52 × 69,553.91
  4. Step 4: Simplify right side
    197,652.87x = 20,622,212,569.29
  5. Step 5: Solve for x
    x = 20,622,212,569.29/197,652.87
  6. Step 6: Final answer
    x = 104,335.51

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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.