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Finding the Fourth Proportional to 234,237.92, 351,355.88 and 56,744.64

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Solution

The fourth proportional to 234,237.92, 351,355.88 and 56,744.64 is: 85,116.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,237.92 : 351,355.88 = 56,744.64 : x
  2. Step 2: Convert to fraction form
    234,237.92/351,355.88 = 56,744.64/x
  3. Step 3: Cross multiply
    234,237.92x = 351,355.88 × 56,744.64
  4. Step 4: Simplify right side
    234,237.92x = 19,937,562,638.76
  5. Step 5: Solve for x
    x = 19,937,562,638.76/234,237.92
  6. Step 6: Final answer
    x = 85,116.72

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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.