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Finding the Fourth Proportional to 234,487.36, 351,727.98 and 56,993.86

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Solution

The fourth proportional to 234,487.36, 351,727.98 and 56,993.86 is: 85,490.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,487.36 : 351,727.98 = 56,993.86 : x
  2. Step 2: Convert to fraction form
    234,487.36/351,727.98 = 56,993.86/x
  3. Step 3: Cross multiply
    234,487.36x = 351,727.98 × 56,993.86
  4. Step 4: Simplify right side
    234,487.36x = 20,046,335,250.20
  5. Step 5: Solve for x
    x = 20,046,335,250.20/234,487.36
  6. Step 6: Final answer
    x = 85,490.05

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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.