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Finding the Fourth Proportional to 234,492.86, 351,736.14 and 56,999.36

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Solution

The fourth proportional to 234,492.86, 351,736.14 and 56,999.36 is: 85,498.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,492.86 : 351,736.14 = 56,999.36 : x
  2. Step 2: Convert to fraction form
    234,492.86/351,736.14 = 56,999.36/x
  3. Step 3: Cross multiply
    234,492.86x = 351,736.14 × 56,999.36
  4. Step 4: Simplify right side
    234,492.86x = 20,048,734,868.87
  5. Step 5: Solve for x
    x = 20,048,734,868.87/234,492.86
  6. Step 6: Final answer
    x = 85,498.27

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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.