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Finding the Fourth Proportional to 234,253.50, 351,379.02 and 56,760.54

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Solution

The fourth proportional to 234,253.50, 351,379.02 and 56,760.54 is: 85,140.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,253.50 : 351,379.02 = 56,760.54 : x
  2. Step 2: Convert to fraction form
    234,253.50/351,379.02 = 56,760.54/x
  3. Step 3: Cross multiply
    234,253.50x = 351,379.02 × 56,760.54
  4. Step 4: Simplify right side
    234,253.50x = 19,944,462,919.87
  5. Step 5: Solve for x
    x = 19,944,462,919.87/234,253.50
  6. Step 6: Final answer
    x = 85,140.51

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1.5x scale

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.